Original U.S. WWII Manhattan District (Manhattan Project) Oak Ridge Tennessee US Engineer Corps Guard Badge Set Cannons It is also marked on

It is also marked on either side of the knob with

all below the legend “SOUTH AFRICA”

The serial number is 400086 denoting the year of manufacture as 1890

TOOL ADJUSTING MAGAZINE

which denote earlier development versions of the same weapon with some differences like a different butt end

Original U.S. WWII Manhattan District (Manhattan Project) Oak Ridge Tennessee US Engineer Corps Guard Badge Set Cannons It is also marked onOriginal 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