Original Japanese WWII 25mm 3.5 x 20° Anti-Aircraft Gun Sight Set in Matching Transit Case - Serial No. 2061 - Dated March 1944 Japanese Ordnance There is also an N

There is also an N

a maker of artillery shells

The M1 helmet has become an icon of the American military

though the insignia would not be officially authorized until 1922

It does look a bit purple

Original Japanese WWII 25mm 3.5 x 20° Anti-Aircraft Gun Sight Set in Matching Transit Case - Serial No. 2061 - Dated March 1944 Japanese Ordnance There is also an NOriginal Items. One of a Kind Set. This is a scarce set to find complete, the Japanese 25mm Anti Aircraft gun sight. This set consists of a right and a left optic, both of which are present in their original matching transit case, with all pieces being marked with serial number 2061. The optics are both marked with the logo of TOKO, the maker, over 3. 5 X 20 NO. 2061 followed by the character for right and left. Both optics are still clear but foggy,