Original U.S. WWII AAF Astro-Compass Mk. II by The W.W. Boes Co. in Original Case Antique Flintlock Firearms this very lovely rimfire converted

this very lovely rimfire converted revolver will make a great addition to any collection involving early cartridge conversions

Fully cleaned and ready to Display

It comes in its original canister with markings

The approximate measurements are:

Original U.S. WWII AAF Astro-Compass Mk. II by The W.W. Boes Co. in Original Case Antique Flintlock Firearms this very lovely rimfire convertedOriginal Item. Only One Available. At high latitudes where magnetic variation can be erratic and the angle of magnetic dip can be steep, magnetic compasses are essentially useless. This instrument, on the other hand, indicates true north when pointed at a known star. It was made for military use during World War II, and surplussed soon thereafter. It is well suited for aligning a boats compass while away from shore based magnetic interference. It is