Original U.S. WWII Manhattan Project A Bomb Workers Pin - Sterling Silver Empire Edged Weapons though the 1940 set appears

though the 1940 set appears to have gotten damp at some point in the past thankfully the damage was very minor

It is signed by members of the Admiralty board

- serial no

Pathfinder Crews and Special Forces i

Absolutely Original Stitched name card compartment is somewhat damaged and unfortunately no name is present inside

Original U.S. WWII Manhattan Project A Bomb Workers Pin - Sterling Silver Empire Edged Weapons though the 1940 set appearsOriginal 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