A Regiment for the Sea

Bourne, W: 1963 Hackluyt Society CXXI, hardcover, 464 pages, illustrated. A Regiment for the Sea, written by William Bourne around 1574. A practical navigation manual that provides essential rules, mathematical techniques, and knowledge for seafarers, including pilots, mariners, and merchants, focusing on coastal and international voyages with innovations like the log-line for measuring ship speed. Bourne's work critiques and improves upon earlier texts like Martín Cortés de Albacar's Arte de Navegar, offering detailed instructions on using instruments such as the cross-staff for celestial observations and triangulation for plotting coastlines, making it a valuable, accessible guide that saw multiple editions and translations. In very good condition