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A NEW AND ACCURATE METHOD OF FINDING A SHIP'S POSITION AT SEA

By: Sumner, Capt. Thomas H.

Price: $253.80

Publisher: Boston, Thomas Groom,, 1857


B&W Illustrations; A New and Accurate Method of Finding a Ship's Position at Sea, By Projection on Mercator's Chart. First the True Bearing of the Land; Secondly the Errors of Longitude By Chronometer, . Thirdly the Sun's True Azimuth. Publisher's brown cloth, gilt stamped engraving front board still bright. Binding firm and straight with minor wear. Foldout navigation chart frontis is present in b/w with wash color. Brief aging to contents with some foxed spots to front... View more info