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United States Coast Survey.—Geographical Positions. Section X-Coast of California. Sketch J, No. 10.

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Name of station. Latitude. Longitude. Azimuth. To station— Back azimuth. Distance. Distance. Distanc
O r a o r - o r ar o r zz Metres. Yards. Miles.
Indian Point.-------------. 32 41 25.21 E. 0 06 10-07 146 16 33.1 | Old Town.................. 326 15 02.5 7854.4 8589.3 4.88
76 54 40.2 | Point Loma................ 256 51 23.0 9753.7 10666.4 6.06
69 25 55.2 | Black Fish Point........ ---. 249 24 41.0 || 3823-2 || 4180.9 2.37
New Town ---------------- 32 43 26-07 || 0 04 45.83 82 50 09.9 || Fitch's Hill ................ 262 47 40.6 7251.2 7929.7 4-51
15 1726.5 ! Black Fish Point............ 195 16 57.8 5252.6 5744.1 3.26
329 29 09.5 ! Indian Point................ 149 29 55.0 4321.1 4725.4 2.68
Beach I--------------- -- 32 39 06.81 0 05 26.39 140 05:22.8 || Black Fish Point............ 320 04 32.2 3805.9 4160.0 3.36
19456 30.6 Indian Point.----......----. 14 56 54.2 44.12.0 4824.8 2.74
Choya Polnt--------------- 32 39 34.57 0 07 37.88 146 08 09.3 Indian Point................ 326 07 21.9 4104.3 4488.3 2.55
75 59 47.9 Beach I.------------------- 255 58 36.9 3531.0 3861-4 1.20
Point San Augustin......... 32 38 10.17 0 07 46.14 115 36 28.7 | Beach I.----............... 295 35 13.3 40.38.0 4415.8 2.51
175 1602.2 | Choya Point................ 355 15 57.7 2608.5 2852.6 1-62
Beach II.----------------. 32 36 24.06 || 0 06 34.20 | 160 35 07.0 Beach I.................... 340 34 30-4 5315.5 5812.9 3.30
209 50 11.4 | Point San Augustin.----..... 29 50 50-2 3768-1 4120.7 2.34
Santiagito ----------------- 32 3546.85 || 0 00 09.85 10546 44.9 | Beach II................... 285 45 21-0 || 4211.3 || 4605.4 2.61
| 153 41 52.7 | Point San Augustin.......... 333 41 07.6 4924.5 5385.3 3.06
Bluff Point.--------------- 32 35 48.28 E. 0 07 10.67 139 12 26.2 Beach II------------------- 319 12 06.6 1339.7 1465.1 0.83
| 191 56 24.4 Point San Augustin.--------- 11 56 43-6 4467.0 4885.0 2.78
Point Conception, Coast |
Survey Observatory....! 34 26 56.30 120 25 33.00 '.------------. (Sketch J, No. 3).-----------|--------------|----------|----------|---------
Point Pinos, Coast Survey
Observatory, NEAR Mon-
TEREY. ----------------- 36 37 59.86 121 54 22.00 -------------- (Sketch J, No. 4) -----------|----------------------------------|---------

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Name of station. Latitude. Longitude. Azimuth. To station— Back azimuth. Distance. Distance. Distance.
SAN FRANCISCO BAY. o r ro o a no o r of o z za Metres Yards Miles.
Point Avisidera.----...----. 37 43 30.57 E. 0 06 00.74 .............. [..... ----------------------------------------------------------------------
Yerba Buena -------------- 37 48 33.46 0 05 53.15 358 51 39 Point Avisidera. ------------ 178 51 44 9339.5 10213.4 5.80
Angel Island--------------- 37 51 39.40 E. 001 59.68 |.............. [................... - - - - - - - - - - - - - - - - - - - - - - - i- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Presidio Hill.-----........ 37 47 35.60 0 00 00.00 258 18 09 Yerba Buena --------------- 78 21 45 8820.6 96.45.9 5.48
122 26 47.65 201 15 52 Angel Island.--------------- 21 17 05 8065.3 8820.0 5.01

Point San José...----------. 37 48 23.29 E. 0 02 10.02 266 4129 Yerba Buena. -------------- 86 43 46 5466.4 5977.9 3.40
177 36 18 Angel Island.--------------- 357 36 12 6050.8 6617.0 3.76

Fort Point----------------- 37 48 26.75 iW.0 00 45.53 324 45 53 Presidio Hill.--------------- 144 46 21 1930.4 2111.0 1.20
271 24 33 Point San José.------------- 91 26 21 4295.1 4697.0 2.67

Point Lobos. -------------- 37 47 12.02 0 02 15.98 || 257 39 33 Presidio Hill....... ........! 77 40 56 3405.0 3723.6 2.12
Point Boneta.------------- 37 49 09.73 0 04 00.89 285 28 58 Fort Point...-------------. 105 30 58 4958.3 5422.2 3.08
3.24 43 22 Point Lobos ---------------- 144 44 26 4444.7 4860.6 2.76

South Farallone............ 37 41 43.70 W.0 32 28.10 -------------. I.-----------------------------------------|----------|----------|--------

APPENDIX No. 13.

Letter of the Secretary of the Treasury, communicating to the Superintendent

of the Coast Survey the act of Congress requiring examinations to be made in relation to lighi-houses, light-boats, beacons, buoys, fc.

TREASURY DEPARTMENT,

March 29, 1851. SIR: S. Pleasonton, esq., the general superintendent of the lighthouse establishnient, having reported to me that preliminary surveys, as required by 2d, 3d, and 4th sections of an act entitled “An act making appropriations for light-houses, light-boats, buoys, &c., and providing for the erection and establishment of the same, and for other purposes," approved the 3d March, 1851, are necessary to determine the sites and ascertain more fully what is required by the public exigencies, in reference to all the light-houses, light-boats, beacons, and buoys, for which appropriations are made by the act requiring that the Superintendent of the Coast Survey shall perform this duty on the seaboard, you are directed to cause such examination to be made as will enable you to furnish the information particularly suggested in the 3d section of the act, on the seacoast of Maine, Massachusetts, Rhode Island, Connecticut, New York, New Jersey, Maryland, North Carolina, Florida, Texas, California, and Oregon.

A newspaper containing the act of Congress herein referred to, the places to be examined, and the objects to be obtained from such examination, is herewith enclosed. When the several localities have been visited, and such examination made as will enable you to comply with the requirements of the act, you will make report to this department of the result of such examinations, having special regard to the inquiries suggested in the 3d section of the act, in every case of proposed expenditure.

It is desirable that this report should describe the kind of structure, or other improvement, authorized by the act which you would recommend for adoption, and be accompanied by sketches indicating the precise points where they should be placed; and when it is necessary to purchase the sites, the names of the owners should also be stated. Very respectfully, your obedient servant,

W. L. HODGE,

Acting Secretary of the Treasury. Prof. A. D. BACHE,

Superintendent U. 8. Coast Survey.

AN ACT making appropriations for light-houses, light-boats, buoys, &c., and providing for

the erection and establishment of the same, and for other purposes.

Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the following appropriations be, and the same are hereby made, and directed to be paid out of any money in the treasury not otherwise appropriated, to enable the

Secretary of the Treasury to carry the provisions of this act into effect: Provided, however, If a good title to any land which it may be necessary to use cannot be obtained on reasonable terms, or the exclusive right to such land as cannot be acquired by cession, when the interest of the United States demands it, before the appropriation would by law fall into the surplus fund, in any and all such cases the appropriations shall be applicable to the objects for which they are made, at any time within two years after the first meeting of the legislature in any State wherein such land may be situated, subsequent to the passage of this act, to wit:

MAINE.

For buoys on White's and Thom's ledges, and on Pond Island reef, at the mouth of the Kennebec river, three hundred dollars.

For a light-house on Pond island, at the entrance of Narraguagus bay, four thousand dollars.

MASSACHUSETTS.

For a light-boat on the Shovelful shoals, off Chatham, twelve thousand five hundred dollars.

For eleven buoys in the channel to Commercial Point and Neponset river, in Dorchester, one thousand dollars.

For a light-house at the head of Holmes' Hole harbor, three thousand five hundred dollars.

For a beacon on Fawn bar, near Deer island, Boston harbor, two thousand five hundred dollars.

For two iron spindles on the northeast ledge of the Graves, and on Holmes' ledge, Boston harbor, two thousand dollars.

RHODE ISLAND.

For a light-boat off Brenton's reef, fifteen thousand dollars.

CONNECTICUT.

For a can-buoy on Peafield reef, off Black Rock harbor, in Long Island sound, in addition to a former appropriation in the act of Sep tember, eighteen hundred and fifty, one hundred and thirty-five dollars.

NEW YORK.

For a light-house on Flynn's knoll, near Sandy Hook, thirty thousand dollars.

For a light-house on Horse Shoe reef, Niagara river, twenty-five thousand dollars, in addition to the former appropriations.

For a light-house on the pier, at the mouth of Sodus bay, and the removal of the beacon light on said pier to Grassy Point, near Point Glasgow, six thousand dollars.

For a light-house on the northern extremity of Gardiner's island, six thousand dollars.

For a beacon on the Sand spit in the harbor of Sag Harbor, seven hundred dollars.

For the completion of two beacons near Fort Hamilton, two thousand dollars.

For four spar-buoys at Fire Island inlet, three hundred dollars.

MARYLAND.

For a light-house at Fishing Battery, Chesapeake bay, five thousand dollars.

For a light-house on the Bodkin shoal, mouth of the Patapsco river, in addition to the former appropriation, seventeen thousand dollars. (When this is completed, the present light on Bodkin Point to be discontinued.)

NEW JERSEY.

For a fog-bell at the Newark light-house, two hundred and fifty dollars.

For completion of the beacon in Passaic river, four spar-buoys in the same, a spar-buoy at Mill Rock, and a beacon at the Corner Stake, near Elizabethtown Point, eight hundred dollars.

NORTH CAROLINA.

For a buoy on Middle Ground shoal, Beaufort harbor, two hundred dollars.

For a light-house on Beacon island, six thousand dollars.
For a light-boat near Ocracoke channel, fifteen thousand dollars.

For an iron-buoy on Diamond shoal, off Cape Hatteras, eight hundred dollars.

For a floating bell-beacon on Cape Hatteras outer shoals, eight thousand dollars.

For a light-house on the Upper Jettee, in Cape Fear river, including a bridge from the shore to the light-house, thirteen thousand dollars

OHIO.

For a light-house on Rock or Mouse island, Lake Erie, five thousand dollars.

For a light-house on Green island, Lake Erie, five thousand dollars.

For a beacon-light on Cedar Point, as a range to enter Sandusky bay, five hundred dollars.

For buoys at the entrance of Port Clinton, Lake Erie, two hundred and fifty dollars.

MICHIGAN.

For a light-house at Bengley's harbor, five thousand dolla: s.

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