United States. A Rare Silver Manhattan Project Lapel Pin GTRexclude but afterwards went back to

but afterwards went back to being an instructor at a Panzer training school

Queen Elizabeth

Constructed in zinc

Josef Maier

with the expected contact marks but limited surface wear

United States. A Rare Silver Manhattan Project Lapel Pin GTRexclude but afterwards went back toObverse bearing the inscription MANHATTAN PROJECT A BOMB, with a castle on the bottom, reverse pin and catch with mark STERLING and WHITEHEAD & HOAG, 17. 06 mm, evidence of slight wear on obverse, extremely fine condition. Footnote: These pins were given to the workers who spent more than one year on the Manhattan Project. The Manhattan Project was the common name for what was officially known as the Manhattan Engineer District, the WWII activities