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 253
cula-tion of any problem may be eafily made. EXAMPLE. If a flip fails 98 miles N. E. by N. in a current which fets S. by W~. 2Jmiles in the fame time ,• required her true courfe and dijiance ? By PROJECTION, Defcribe the compafs NESWSthrough the centre A draw theN. E. by N. line AC = 98… … SbW $By CALCULATION, The fhorteft method of calculatingthis problem is by the adjoined Trav-erfe Table : putting in it the courfefailed by the fhip, and the fet of thecurrent, and finding the difference oflatitude and departure, by Table I.;then find the courfe and diftance madegood, as in Cafe VI.…
Navigation · Nautical astronomy
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