US WWII AAF TYPE “AN 5837-1” ALTITUDE CORRECTION COMPUTER, UNISSUED IN MANUFACTURES PAPER CARTONS, EACH

US WWII CAMP AX?, HEAD A LITTLE LARGER 5 1/2″ X 3 1/2″ WIDE, STAMPED ” US / AMERICAN FORK & HOE / 1944″, HANDLE HAS BEEN REPLACED, VG+/FINE