A carbine telescope without model designation(pre-series ZF 40?)with support and early case,On the barrel marked "Z.F. / 1,5 x 1,3ø(K)/ CXN / K.F. / 51915"(CXN = Busch A.G,Rathenow,K.F. = presumably "Karabiner-Fernrohr"(carbine telescope),complete
Busch Rathenow 6x30 Monocular World War 2 Army Military Collectable WW2 Case | #491531608
Busch Rathenow - eye refractometer with instructions in the box