Original U.S. WWII Manhattan Project A Bomb Workers Pin - Sterling Silver Empire Edged Weapons We all remember the old

We all remember the old Hollywood Movies showing pre-WW1 Automobiles that used the most awful horns that grated everyone's ears

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

Original U.S. WWII Manhattan Project A Bomb Workers Pin - Sterling Silver Empire Edged Weapons We all remember the oldOriginal 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