50 books
An Elementary Treatise on Plane & Spherical Trigonometry; With Their Applications to Navigation, Surveying, Heights & Distances, and Spherical Astronomy, and Particularly Adapted to Explaining the Construction of Bowditch's Navigator, and the Nautical Alm
Tables of the Moon; Constructed For Use of the American Ephemeris and Nautical Almanac. by Professor Benjamin Peirce ...