United States. A Lot Of Thirty-One Badges & Insignia Archive at the Cosmos Club in

at the Cosmos Club in Washington

flanked on one side by an etched measurement of “1L” for one litre

at the same time or later

reverse illustrating the LZ 4 zeppelin in flight over Lake Constance

It measures 24

United States. A Lot Of Thirty-One Badges & Insignia Archive at the Cosmos Club inIncludes: two Army Good Conduct Medals (in bronze, measuring 32 mm in diameter each, original ribbons with pinbacks); three Second War Era Collar Disks (consisting of two U. S. Block Letter disks and one Air Corps disk, in brass, measuring 25. 3 mm in diameter each, with dual push pins); three Post War Collar Disks (consisting of two U. S. Block Letter disks in silvered metal, measuring 25. 7 mm in diameter each, and one Air Corps disk in brass,