Not sure if it functions or not. The item "US Army Air Force WWII Aircraft Compass Type D-12 Aviation Nautical Vintage" is in sale since Thursday, December 20, 2018.
This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Field Gear, Equipment".dogtags" and is located in Troy, Michigan.This item can be shipped worldwide.