EBook: MET 1981 Nautical Almanac (DIGITAL FILE)

BK-246 Merchant Marine Nautical Almanac 1981 (DIGITAL FILE) The Merchant Marine Nautical Almanac 1981 is a valuable historical reference for mariners, navigators, maritime educators, and collectors. This edition provides the nautical information and astronomical data used by merchant mariners for navigation and voyage planning during 1981. An excellent resource for those interested in the history of marine navigation, traditional navigation methods, and vintage maritime reference materials. A useful addition to any maritime library, nautical collection, or navigator's reference shelf.