The Seaman's Daily Assistant: Containing Plane, Traverse, Parallel, Middle Latitude, and Mercator's Sailings ...
W. Elliot, 1810 - Navigation - 60 pages
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according Africa altitude amplitude angle answering appears Asia axis bearing called Cape America Cape Asia chart Coast column compass contained correct corresponding course and distance D.Lat decimal declination DEGREES departure Diff difference of latitude difference of longitude direction Dist divided Dlat earth east England 51 equal equator Europe EXAMPLE fore France France 43 Germany give given glass greater half hand hence high water horizon glass India Island Isle America Isle Asia Italy less limb lower meridian method middle latitude miles minutes month Moon motion multiplied Names nearest noon object observation opposite Pacific Ocean parallel plane points Port quadrant QUARTERS Required Rule sailed scale seconds ship side subtracted Sun's taken tide TRAVERSE TABLE true variation