F-84 A-1B Gunsight Leveling Instrument 30X19847 FJ-2 PDF copies of some of

PDF copies of some of the A-12 manuals can be provided if desired

but its pure speculation

which essentially translates to Radium Expires 15 Sep 1943

likely for a large multi-engine aircraft

F-84 A-1B Gunsight Leveling Instrument 30X19847 FJ-2 PDF copies of some ofHere is an interesting Cold War Korean War era instrument kit used to level the A 1B Gunsight in the US Air Force Republic F 84 D and E Thunderjet fighter (and later versions F and G, apparently after this kit was labeled) before flight service. The A 1B sight was a gun bomb rocket sight used in versions of the F 84 and F 86 jet fighters. In its original wooden case, the instrument consists of two main components: a sighting tube, and a bracket to