Search Results: astronomical navigation tables volume d by us navy department

WASHINGTON: HYDROGRAPHIC OFFICE, 1941 RESTRICTED NAVY NAVIGATION TABLES, HUDROGRAPHIC OFFICE PUBLICATION NO. 218. GREAT PIECE OF NAVAL HISTORY. ALTITUDE, ANGLES, AZIMUTH, SEXTANT, RHUMB LINE, REFRACTION, SEA HORIZON, DISTYANCE, RANGES OBJECTS, TEMPERATURE, CONVERSION. NICE LOOKING GREEN COVER, BLACK PRINT, RED LINE DESIGN, VERY GOOD SHAPE, SLIGHT WEAR OUTSIDE WITH SMALL SMUDGE UPPER RIGHT CORNER, CLEAN AND TIGHT WITH VERY SMALL INK MARK INSIDE BACK COVER IN CORNER. TABS ON ALL SECTIONS FOR EASY ACCESS. A hydrographic office is an organization which is devoted to acquiring and publishing hydrographic information. Historically, the main tasks of hydrographic offices were the conduction of hydrographic surveys and the publication of nautical charts. In many countries, various navigation-related services are now concentrated in large governmental organizations, sometimes termed "maritime administration" (however, the International Hydrographic Organization uses the term "hydrographic… Read More