Descriptions of their Contents; and accom panied by Catalogues of the Stars With Astronomical Exercises.

LITTROW, J. J., Annalen der K. K. Sternwarte in Wien und 2 Th., Wien, gr. Fol.

Prázzi, Lehrbuch der Astronomie, aus dem italienischen übersetzt vom WESTPHAL, 2 B., Berlin, 8:0.

REDDLE, A., Treatise of Navigation and Nautical Astronomie adapted to Practise and the Purposes of Elementary Instruction.

SCHUBERT, G. H., Die Urwelt und die Fixsterne, eine Zugabe zu den Ansichten von der Nacht- "seite der Naturwissenschaft, Dresden, 8:0. SOUTH, JAMES, Practical observations on the Nautical Almanac and Astronomical Ephemeris, 8:0.

N:o 1.

N:0

42°

41° 40°

N 50° 49° 48° 47° 46° 45° 44° 43° 42°
N+S

51

52

53

54

55

56

57

58

59

60

50° 1.646 1.679|1.7121.744|1.7741.803 1.831|1.858 1.884 1.908 1.931 1.622 1.655 1.686 1.717 1.746 1.775 1.802 1.828 1.852 1.876 1.898 1.598 1.630 1.661 1.691 1.719 1.747 1.773 1.798 1.821 1.844 1.865 1.576 1.607 1.637 1.666 1.693 1.719 1.745 1.769 1.791 1.813 1.833 1.554 1.584 1.613 1.641 1.668 1.693 1.717 1.740 1.762 1.783 1.802 1.533 1.562 1.590 1.617 1.643 1.667 1.691 1.713 1.734 1.753 1.771 1.512 1.540 1.567 1.593 1.618 1.642 1.664 1.686 1.706 1.724 1.742 1.492 1.519 1.545 1.571 1.595 1.617 1.639 1.659 1.679 1.696 1.713 1.472 1.498 1.524 1.548 1.571 1.593 1.614 1.634|1.652|1.669|1.685 1.453 1.478 1.503 1.526 1.549 1.570 1.590 1.608 1.626 1.642 1.657 1.433 1.458 1.482 1.505 1.526 1.547 1.566 1.584 1.600 1.616 1.630 1.415 1.439 1.462 1.484 1.505 1.524 1.542 1.560 1.576 1.590 1.604 1.396 1.420 1.442 1.463 1.483 1.502 1.520 1.5361.551| 1.565 1.578 1.379 1.401 1.423 1.443 1.462 1.480 1.497 1.513 1.527 1.540 1.552 1.361 1.383 1.403 1.423 1.442 1.459 1.475 1.490 1.503 1.516 1.527 1.343 1.365 1.385 1.404 1.421 1.438 1.453 1.467 1.480 1.492 1.502 1.326 1.347 1.366 1.384 1.401 1.417 1.432 1.445 1.457 1.468 1.478 1.310 1.329 1.348 1.365 1.382 1.397 1.411 1.423 1.435 1.445 1.454 1.293 1.312 1.330 1.347 1.362 1.377 1.390 1.402 1.413 1.422 1.431 1.277 1.295 1.312 1.328 1.343 1.357 1.369 1.381 1.391 1.400 1.407 1.261 1.278 1.295 1.310 1.324 1.337 1.349 1.360 1.369 1.378 1.385 1.245 1.262 1.278 1.292 1.306 1.318 1.329 1.339 1.348 1.356 1.229 1.245 1.260 1.275 1.287 1.299 1.310 1.319 1.327

61

62

63

64

65

66

67

68

69

༡༠

༡༡

79

80

F

1.213 1.229 1.244 1.257 1.269 1.280 1.290 1.299

1.198 1.213 1.227 1.240 1.251 1.262 1.271

1.183 1.197 1.210 1.223 1.234 1.243

1.168 1.181 1.194 1.206 1.216

1.153 1.166 1.178 1.189

1. 138 1.150 1.162

1.123 1.135

1.109

0.253 0.274 0.394|0.313 0.332|0.350 0.368 0.385[0.401|0.417|0.432

2.

39° 38° 37° 36° 35° 34° 33° 32° 31° 30° 29°

50° 1.953 1.973 1.992|2.010|2.026 | 2.040 2.053|2.065|2.075|2.083 2.090]
51 1.918 1.938 1.956 1.972 1.987 2.001 2.013 2.023 2.033 2.040 2.046
52 1.885 1.903 1.920 1.935 1.950 1.962 1.973 1.983 1.992 1.998 2.004
53 1.852 1.869 1.885 1.900 1.913 1.925 1.935 1.944 1.952 1.958 1.962
54 1.820 1.836 1.85 1.865 r.S78 1.888 1.898 1.906 1.913 1.918 1.922
55 1.788 1.804 1.818 1.831 1.843 1.853 1.862 1.869 1.875 1.879 1.882
56 1.758 1.773|1.786|1.798|1.809 1.818 1.826 1.833 1.838 1.841 1.843
571.728 1.742 1.755 1.766 1.776 1 784|1.792 1.597 1.802 1.804 1.806
58 1.699 1 712 1.724 1.735 1.744 1.751 1.758 1.763| 1.766|1.768 1.769
59 1.671 1.683 1.694 1.704 1.712 1.719 1.725 1.729 1.732 1.733 1.733
60 1.643 1.655 1.665 1.674 1.681 1.687 1.692 1.696 1.698 1.698
61 1.616 1.626 1.636 1.644 1.651 1.656 1.660 1.663 1.664

62 1.589 1.599 1.608 1.615 1.621 1.626 1.629 1.631

63 1.563

1.5721.580|1.587|1.592|1.596|1.599

64 1.537 1.545 1.553 1.559 1.563 1.567

65 1.511 1.519 1.526 1.531 1.535

661.486 1.494 1.500 1.504

67

1.462 1.468 1.474

68 1.438 1 1.443

69 1.414

IF 0.44710.462|0.476[0.490 0.503 0.516 0.529 0.542 0.554 0.566 0.578]

28° 27° 26° 25° 24° 23° 22° 21° 20

50° 2.096 2.100 2.102 2.103 2.102|2.100 2.096 2.076|2.083| 51 2.051 2.054 2.056|2.056|2.054|2.051|2.046|2.026|

52 2.007 2.010 2.010 2.01012.007 2.037|1.998|

53 1.965 1.967 1.967 1.965 1.962 1.958

54 1.924 1.924 1.924 1.922 1 918

55 1.883 1.883 1.882 1.879

56 1.844 1.8431 841

57 1.806 1.804

F 0.589 0.600 0.6110.622|0.633 0.644|0.654|0.664|0.6751