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 132
erence of latitude, 491 miles,Hence we have both latitudes, and the meridi-onal difference of latitude to which make ACequal, and draw CE parallel to BD meetingADE in E, then will CE be the difference oflongitude, 419,6 miles. By LOGARITHMS. To find the diff. of latitude, j To find the difF. of… … To prop. diff. lat. 491,4 2.69144 I.at. left 42°3oN. Mer, parts 2822Dif. lat. 491^=8 u S. Lat, in To diff. of long. 419,6 2.62285 Long, left $8*pW, Diff. of long, 420:^:7 00 W. Long, in 65 51 W. 34 19 N. Mer. parts 2194Mer, diff. lat, 628 By GUNTER.ift, The extent from radius 8 points to the…
Navigation · Nautical astronomy
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