WWII U.S. Navy Bureau of Ordnance Mark 1 Anti-Aircraft Range Indicator – 1943 A.C. Gilbert Oversized Original CONFIDENTIAL red paper sections

Original CONFIDENTIAL red paper sections

The action operates smoothly and the bore appears clean

with stainless becoming available shortly after

Award: West Wall Medal (Deutsches Schutzwall-Ehrenzeichen)

WWII U.S. Navy Bureau of Ordnance Mark 1 Anti-Aircraft Range Indicator – 1943 A.C. Gilbert Oversized Original CONFIDENTIAL red paper sectionsOriginal World War II U. S. Navy Bureau of Ordnance Anti Aircraft Range Indicator Mark 1, manufactured by The A. C. Gilbert Company of New Haven, Connecticut in 1943. This handheld optical fire control instrument was issued to Navy anti aircraft crews to estimate the range of hostile aircraft using their known wingspan. The front features adjustable range indicators with aircraft identification data for numerous German, Japanese, and Italian aircraft