Original U.S. WWII Manhattan District (Manhattan Project) Oak Ridge Tennessee US Engineer Corps Guard Badge Set Category_MG 34 Reciever Assembly Nicaraguan triangular insignia hat badge

Nicaraguan triangular insignia hat badge with screw back

Scabbard is also in good condition

so it has not been sanded or refinished

The rear of the case is engraved in Blackface type:

" served with the 2nd Cavalry Regiment

Original U.S. WWII Manhattan District (Manhattan Project) Oak Ridge Tennessee US Engineer Corps Guard Badge Set Category_MG 34 Reciever Assembly Nicaraguan triangular insignia hat badgeOriginal Items: One of a kind set. This is an extremely rare matched numbered set of World War Two Manhattan District (aka Manhattan Project) Oak Ridge Tennessee US Engineer Corps Guard Badges. Both badges are numbered 1076. The set is comprised of a hat badge and a chest badge. The hat badge measures 1 7 8" x 2 3 8" and has a single screw post with disc backing attachment. The chest badge measures 2 1 4" x 2 1 2" and has a vertical pin with tang