| Rapport annuel des observatoires magnétiques et des stations de répétition by Canada. Energy, Mines and Resources Canada, Geological Survey of Canada |
| Rapport sur les travaux géodésiques exécutés de 1927 à 1930 by Geodætisk institut (Denmark), Niels Erik Nørlund - 1930 - 20 pages |
| Rapport sur les travaux géodésiques exécutés de 1995 à 1999 - 1999 - 84 pages |
| Rationale and operational plan to upgrade the U.S. magnetic anomaly data base by U.S. Magnetic Anomaly Data Task Group - 1994 - 24 pages |
| Recent results of studies on solar terrestrial physics by Hiroshi Ōya, Society of Geomagnetism and Earth, Planetary, and Space Sciences - 1997 - 213 pages |
| Record of observations at Ottawa magnetic observatory, July 1968 to December 1969 by J. Hruska, Ottawa Magnetic Observatory - 1974 - 83 pages |
| Record of observations at Ottawa magnetic observatory, July 1968 to December 1969 by J. Hruska, Ottawa Magnetic Observatory - 1974 - 83 pages |
| Record of observations at the magnetic observatories, Agincourt and Meanook by Canada. Meteorological Branch - 1930 |
| Reflection properties of the sporadic-E layer of the ionosphere by Howard Myron Swarm - 1960 - 274 pages |
| Regional magnetic survey, chart, and model descriptions by IAGA Working Group V-8: Analysis of the Global and Regional Geomagnetic Field and its Secular Variation - 1995 |
| Reihe A--Theoretische Geodäsie by Deutsche Geodätische Kommission - 1992 |
| Reihe A--Theoretische Geodäsie by Ralf Bill - 1985 |
| Reihe A--Theoretische Geodäsie by Deutsche Geodätische Kommission - 1976 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), International Union of Geodesy and Geophysics. General Assembly, Helmut Hornik, Deutsche Geodätische Kommission, R. (Reiner) Rummel - 2003 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 2002 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Wolfgang Torge, Deutsche Geodätische Kommission - 1999 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 1996 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 1992 |
| Reihe B--Angewandte Geodäsie by Hermann Mälzer, DGK-Arbeitskreis für Rezente Krustenbewegungen - 1990 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 1987 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 1985 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 1982 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Robert Kube, Deutsche Geodätische Kommission, Herbert Tremel - 1981 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Bayerische Akademie der Wissenschaften (München) Deutsche Geodätische Kommission - 1981 |
| Reihe B--Angewandte Geodäsie by Rudolf Sigl, International Union of Geodesy and Geophysics General Assembly - 1979 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 1970 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 1965 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission - 1960 |
| Reihe B--Angewandte Geodäsie by Institut für Angewandte Geodäsie (Deutsches Geodätisches Forschungsinstitut), Deutsche Geodätische Kommission |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 2004 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 2003 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 2000 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1998 |
| Reihe C--Dissertationen by Elias Lewi - 1997 |
| Reihe C--Dissertationen - 1996 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1996 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1995 |
| Reihe C--Dissertationen by Bernhard Straub, Deutsche Geodätische Kommission - 1991 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1991 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1990 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1989 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1988 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1988 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1987 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1986 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1986 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1984 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1983 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1982 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1981 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1980 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1979 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1978 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1977 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1977 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1976 |
| Reihe C--Dissertationen by Deutsche Geodätische Kommission - 1974 |
| Reihe E--Geschichte und Entwicklung der Geodäsie by Deutsche Geodätische Kommission, Wilhelm Filchner, Gottlob Kirschmer - 1985 |
| Reihe E--Geschichte und Entwicklung der Geodäsie by Deutsche Geodätische Kommission - 1984 |
| Remote sensing of the ocean and sea ice 2001 by Charles Bostater, Rosalia Santoleri, European Optical Society, Centre national d'études spatiales (France), United States. National Aeronautics and Space Administration - 2002 - 246 pages |
| Remote sensing of the ocean and sea ice 2004 by Charles Bostater, Rosalia Santoleri, Sociedad Española de Óptica, United States. National Aeronautics and Space Administration - 2004 - 236 pages |
| Report accompanying ground magnetic map of Homer and Spring Arbor 15' quadrangle, Michigan by William A. Sauck - 1981 - 42 pages |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1975 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1973 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1972 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1971 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1970 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1969 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1968 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1967 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1966 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1965 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1964 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1963 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1962 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1961 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1960 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1959 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1958 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1957 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1956 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1955 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1954 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1953 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1952 |
| Report of ionosphere and space research by Nihon Gakujutsu Kaigi. Ionosphere Research Committee - 1951 |
| Report of ionosphere research in Japan by Nihon Gakujutsu Kaigi. Denrisō Kenkyu Renraku Iinkai - 1958 |
| Report of ionosphere research in Japan by Nihon Gakujutsu Kaigi. Denrisō Kenkyu Renraku Iinkai - 1957 |
| Report of ionosphere research in Japan by Nihon Gakujutsu Kaigi. Denrisō Kenkyu Renraku Iinkai - 1956 |
| Report of ionosphere research in Japan by Nihon Gakujutsu Kaigi. Ionosphere Research Committee, Gakujutsu Kenkyū Kaigi (Japan). Ionosphere Research Committee - 1954 |
| Report of ionosphere research in Japan by Nihon Gakujutsu Kaigi. Ionosphere Research Committee, Gakujutsu Kenkyū Kaigi (Japan). Ionosphere Research Committee - 1952 |
| Report of ionosphere research in Japan by Nihon Gakujutsu Kaigi. Denrisō Kenkyu Renraku Iinkai - 1951 |
| Report of ionosphere research in Japan by Nihon Gakujutsu Kaigi. Denrisō Kenkyu Renraku Iinkai - 1950 |
| Report of the Committee of Physics and Meteorology of the Royal Society Relative to the Observations to be Made in the Antarctic Expedition and in the Magnetic Observatories by Royal Society (Great Britain). Committee of Physics and Meteorology - 1840 - 119 pages |
| Report of the ice observing and forecasting program, 1958 by United States. Hydrographic Office - 1959 - 148 pages |
| Report of the second Norwegian Arctic Expedition in the "Fram" ... by Norske videnskaps-akademi i Oslo, Fridtjof Nansens fond til videnskabens fremme - 1918 |
| Report of the second Norwegian Arctic Expedition in the "Fram" ... by Norske videnskaps-akademi i Oslo, Fridtjof Nansens fond til videnskabens fremme - 1915 |
| Report on a rediscussion of Bailey's and Fourcade's surveys and their reduction to the system of the geodetic survey by Sir David Gill, William Bailey, H. G. Fourcade - 1901 - 257 pages |
| Report on geodetic operations in the United States to the fourteenth general conference of the International Geodetic Association by Otto Hilgard Tittmann, Internationale Erdmessung. Allgemeine Conferenz - 1903 - 28 pages |
| Report on the geodetic activities in the years ... by Schweizerische Geodätische Kommission, Switzerland. Bundesamt für Landestopographie - 1987 |
| Report on the geodetic activities in the years ... by Schweizerische Geodätische Kommission, Switzerland. Bundesamt für Landestopographie - 1983 |
| Report on the geomagnetic observation during the International Geophysical Year, 1957-58 by Nihon Gakujutsu Kaigi. Kokusai Chikyū Kansokunen Kenkyū Renraku Iinkai - 1960 - 248 pages |
| Report on the Symposium of the IAG Subcommission for the European Reference Frame (EUREF) held in Ankara, 22-25 May 1996. Reports of the EUREF Technical Working Group by Erich Gubler, Helmut Hornik - 1996 |
| Report on the variations of the magnetic intensity observed at different points of the earth's surface by Sir Edward Sabine - 1838 - 85 pages |
| Report to the International committee on electrical units and standards of a Special technical committee appointed to investigate and report on the concrete standards of the international electrical units and to recommend a value for the Weston normal cell. January 1, 1912 by International committee on electrical units and standards. Special technical committee, United States. National Bureau of Standards - 1912 - 207 pages |
| Report to the International committee on electrical units and standards of a Special technical committee appointed to investigate and report on the concrete standards of the international electrical units and to recommend a value for the Weston normal cell. January 1, 1912 by International committee on electrical units and standards. Special technical committee, United States. National Bureau of Standards - 1912 - 207 pages |
| Report UAG by IGY World Data Center A: Upper Atmosphere Geophysics, World Data Center A for Solar-Terrestrial Physics - 1968 |
| Residual prestack migration and interval-velocity estimation by John Theodore Etgen, Stanford University. Dept. of Geophysics - 1990 - 266 pages |
| Response of modified redhead magnetron and Bayard-Alpert vacuum gauges aboard Explorer XVII. by G. P. Newton, D. T. Pelz, Goddard Space Flight Center, G. E. Miller, R. Horowitz, United States. National Aeronautics and Space Administration - 1964 - 9 pages |
| Resultate magnetischer, astronomischer und meteorologischer beobachtungen auf einer reise nach dem östlichen Sibirien in den jahren 1828-1830 by Christopher Hansteen, Petr Ḟedorovich Anjou, Christian Due, Adolph Erman, Georg Albert von Fuss, Ferdinand Petrovich Wrangel (baron), Norske videnskaps-akademi i Oslo - 1863 - 189 pages |
| Resultate magnetischer, astronomischer und meteorologischer Beobachtungen auf einer Reise nach dem östlichen Sibirien in den Jahren 1828-1830 by Christoph Hansteen - 1863 - 142 pages |
| Results of atmospheric-electric observations made aboard the Galillee (1907-1908) and the Carnegie (1909-1916) by Carnegie Institution of Washington. Dept. of Terrestrial Magnetism, Louis Agricola Bauer, William Francis Gray Swann - 1917 - 87 pages |
| Results of geomagnetic measurements made at the Observatory of Budkov in ... by Československá akademie věd. Geofysikální ústav - 1982 |
| Results of geomagnetic observations by Výsledky geomagnetických pozorovaní Geomagnetickom, Slovenská Akadémia Vied. Geomagnetické Observatórium - 1974 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1943 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1941 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1940 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1939 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1938 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1937 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1936 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1934 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1932 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1931 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1929 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1928 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1927 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1926 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1924 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1923 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1921 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1921 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1920 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1919 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1918 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1914 |
| Results of geophysical and solar observations by Stonyhurst College. Observatory - 1912 |
| Results of geophysical and solar obsrvations by Stonyhurst College. Observatory - 1935 |
| Results of geophysical and solar obsrvations by Stonyhurst College. Observatory - 1930 |
| Results of geophysical and solar obsrvations by Stonyhurst College. Observatory |
| Results of magnetic observations made by the Coast and Geodetic Survey by U.S. Coast and Geodetic Survey - 1927 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1932 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1932 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1929 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1929 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1928 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1927 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1926 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1922 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1921 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1920 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1919 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1917 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1916 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1915 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1914 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1913 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1912 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1911 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1910 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1908 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1906 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1905 |
| Results of magnetic observations made by the Coast and geodetic survey between July 1, 1902, and June 30, 1903 by Louis Agricola Bauer - 1904 |
| Results of magnetic observations made by the United States Coast and Geodetic Survey by Louis Agricola Bauer, Robert Lee Faris, Daniel Lyman Hazard, U.S. Coast and Geodetic Survey - 1904 |
| Results of meteorological, magnetical and solar observations by Stonyhurst College. Observatory - 1895 |
| Results of meteorological, magnetical and solar observations by Stonyhurst College. Observatory - 1890 |
| Results of meteorological, magnetical and solar observations by Stonyhurst College. Observatory - 1886 |
| Results of observations made at the Coast and geodetic survey magnetic observatory at Baldwin, Kansas, 1901-1904, [1905-1906, 1907-1909] by U.S. Coast and Geodetic Survey, Daniel Lyman Hazard, U.S. Coast and Geodetic Survey. Magnetic observatory, Baldwin, Kan - 1911 |
| Results of observations made at the Coast and geodetic survey magnetic observatory at Baldwin, Kansas, 1901-1904, [1905-1906, 1907-1909] by U.S. Coast and Geodetic Survey, Daniel Lyman Hazard, U.S. Coast and Geodetic Survey. Magnetic observatory, Baldwin, Kan - 1910 |
| Results of observations made at the Coast and geodetic survey magnetic observatory at Baldwin, Kansas, 1901-1904, [1905-1906, 1907-1909] by U.S. Coast and Geodetic Survey, Daniel Lyman Hazard, U.S. Coast and Geodetic Survey. Magnetic observatory, Baldwin, Kan - 1909 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Cheltenham, Maryland by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Cheltenham, Md, U.S. Coast and Geodetic Survey. Magnetic Observatory (Cheltenham, Md.). - 1924 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Cheltenham, Maryland by U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Cheltenham, Md - 1923 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Cheltenham, Maryland by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory (Cheltenham, Md.) - 1915 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Cheltenham, Maryland by U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Cheltenham, Md - 1912 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Cheltenham, Maryland by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory (Cheltenham, Md.) - 1912 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Cheltenham, Maryland by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory (Cheltenham, Md.) - 1909 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Cheltenham, Maryland by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory (Cheltenham, Md.) - 1909 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico - 1929 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico - 1926 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico - 1923 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico - 1923 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico - 1923 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1922 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1922 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico - 1918 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, W. N. McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1916 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, W. N. McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1916 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1914 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1914 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico - 1912 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.), William Norris McFarland - 1911 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico - 1911 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1910 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory, Crab Island, Porto Rico, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1910 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1909 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory at Vieques, Porto Rico by Daniel Lyman Hazard, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory (Vieques, P.R.) - 1909 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory near Honolulu, Hawaii by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Honolulu, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory (Honolulu, Hawaii) - 1931 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory near Honolulu, Hawaii by Daniel Lyman Hazard, U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Honolulu, William Norris McFarland, U.S. Coast and Geodetic Survey. Magnetic Observatory (Honolulu, Hawaii) - 1931 |
| Results of observations made at the Coast and Geodetic Survey Magnetic Observatory near Honolulu, Hawaii by U.S. Coast and Geodetic Survey, U.S. Coast and Geodetic Survey. Magnetic Observatory, Honolulu - 1929 |