The New American Practical Navigator: Being an Epitome of Navigation; Containing All the Tables Necessary to be Used with the Nautical Almanac, ... Illustrated by Proper Rules and Examples: the Whole Exemplified in a Journal, Kept from Boston to Madeira, ...
Edmund M. Blunt. Sold by the booksellers, ship-chandlers and mathematical instrument-makers in the United States. May, 1807 - Nautical astronomy - 679 pages
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added altitude anchor angle Answer apparent arch base bearing calculated called Cape central centre circle co-sine column compass contains correction corresponding course declination departure Diff difference of latitude difference of longitude direct Dist distance divided division draw equal error EXAMPLE extent feet figure fixed give given glass greater Greenwich half hand head horizon insured Island less limb logarithm Long longitude lower manner marked means measured meridian method miles minutes moon moon's nearly noon object observation obtained opposite parallax parallel passing perpendicular plane port radius reach rising round rule sails scale Secant ship side sine stand star subtracted sun's Suppose Table taken tangent telescope triangle true turn variation wind