The New Practical Navigator: Being a Complete Epitome of Navigation, to which are Added All the Tables Requisite for Determining the Latitude and Longitude at Sea, Containing the Different Kinds of Sailing and Necessary Corrections for Lee-way, Variation, &c. Exemplified in a Journal at Sea
F.C. and J. Rivington, 1814 - Nautical astronomy - 336 pages
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added altitude anchor angle apparent arch base bearing brace cable called Cape centre clear co-sine column comes compass correction course declination departure diff difference of latitude direct Dist distance divided draw east equal equator EXAMPLE extent fathoms feet figure fore given gives Greenwich guns half hand haul head horizon Island keep length less logarithm longitude lower marked mast means measured meridian method middle miles minutes moon moon's nearly noon object observation opposite parallel Point proper proportion radius remainder rising rope round sails Secant ship ship's shore side sine stands star steer subtract sun's Suppose Table taken Tangent tide true turn variation weather wind yards