Original U.S. WWI X6 Model 1918 Battery Commanders Periscope by Wollensak Optical Co. Replica Non-Firing Pistols & Rifles It has some very interesting

It has some very interesting markings on the receiver

The 28th Jäger Division fought largely on the Leningrad front

for "modified") dubbed the "high hump lock" (ordnance part No

This was the emblem of the Early Reichsbahn

Original U.S. WWI X6 Model 1918 Battery Commanders Periscope by Wollensak Optical Co. Replica Non-Firing Pistols & Rifles It has some very interestingOriginal item: Only One Available. Measuring 27 3 4 inches in length, this is a very nice WWI Era Model 1918 Battery Commanders periscope. In X 6 power, these were used to help view and plot artillery attacks from behind cover, to avoid exposing the commander to danger. The bottom of the periscope still has the manufacturers markings: BATTERY COMMANDERS PERISCOPE X6 MODEL 1918 M. F. G'D BY WOLLENSAK OPT. CO. ROCHESTER, N. Y. U. S. A. No. 3750 P. G. C.