The new American practical navigator : being an epitome of navigation, containing all the tables necessary ... (1802)
Bowditch, Nathaniel, 1773-1838, Lee, Marvin, former owner. DSI, Stuart, Gilbert, 1755-1828 DSI, Burndy Library, donor. DSI · [Salem] : Printed at Newburyport, Mass., 1802, by Edmund M. Blunt, for Cushing and Appleton, Salem : Sold by every book-seller, ship- chandler, and mathematical-instrument-maker in the United States and West Indies · leaf 112
49 • 15 S3 36 . 11 71 r9 • 53 89 1 . 05 iS 57 . 06 0 36 48 • 54 54 35 • 27 72 18 • 54 90 0 . 00 From what has been faid, arife.s the folution of tUe following cafes ofparallel failing. CASE I. The difference of longitude between. t<wo places in the fame parallel oflatitude being given, to find… … ..% Dcrj/3dri\ Si; 0...,? 100 PARALLEL SAILING. Take the fine of 900 from the plane fcale, and with one foot of the com-paffes in P (Fig. ij defcribe the arch EQ; with the difference of longitude210 miles in the compaffes, and one foot in E, fweep an arch cutting.EQ.in Q; join PE, PQ, which…
Navigation · Nautical astronomy
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