Kriegsmarine F-Tafel 1941 III Auflage 2154 u-boot Kriegsmarine arsenal Gotenhafen Bing 18 canteen cup The binocular is marked BLC

The binocular is marked BLC

The cup was made in 1938 from 835 silver and weighs 16

From that moment on he goes missing due to a sloppy note in the soldbuch until 30-09-1947

The wooden casing has been lightly restored

Duits wo1 besteksetje vork en lepel

Kriegsmarine F-Tafel 1941 III Auflage 2154 u-boot Kriegsmarine arsenal Gotenhafen Bing 18 canteen cup The binocular is marked BLCKriegsmarine F Tafel III. Edition Hamburg 1941. This book is extremely rare and was mainly used by U boat crews. The book was used to determine the exact position of a ship or submarine on the open sea using the stars, the sun, or the moon. Navigators measured the angle of a celestial body above the horizon with a sextant. The F Tafel contained the mathematical tables needed to quickly convert these measurements into usable altitude lines(navigation