A System of Naval Mathematics: Or, Practical Rules of the Art of Navigation. ... by J. Bettesworth, (Hardcover)

The Seaman's Sure Guide, Or, Navigator's Pocket Remembrancer: Wherein Are Given Such Plain Instructions in Every Useful Branch of Navigation, as Will (Hardcover)

Arithmetic Made Easy, in the First Four Fundamental Rules, with an Appendix of Reduction and the Single Rule of Three. Also a Collection of All the Us (Hardcover)

Arithmetic Made Easy, in the First Four Fundamental Rules, with an Appendix of Reduction and the Single Rule of Three. Also a Collection of All the Us (Hardcover)

The English Grammar Epitomis'd; Wherein the Parts of Speech Are Made Clear and Easy. ... to Which Are Added the Several Rules of Syntax, in Promiscuou (Hardcover)

New Tables of Interest. A new Book of Interest, Containing, Accurate Tables, ... at two and a Half, Three, Three and a Half Four, and Five per Cent. . (Hardcover)