Original U.S. WWII Manhattan Project A Bomb Workers Pin - Sterling Silver Empire Edged Weapons Development took place United States

Development took place United States for an anti-tank shaped charge hand grenade

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one machine gun battalion

It is signed by members of the Admiralty board

Original U.S. WWII Manhattan Project A Bomb Workers Pin - Sterling Silver Empire Edged Weapons Development took place United StatesOriginal item: Only One Available. This is a genuine sterling silver MANHATTAN PROJECT pin that was given to the workers who spent for more than one year on the project. The pin is in very good condition with working pin and catch. It is nicely marked on the reverse with maker Whitehead Hoag and Sterling. Pin measures 11 16 of inch round. The Manhattan Project was a research and development undertaking during World War II that produced the first