Original U.S. WWI X6 Model 1918 Battery Commanders Periscope by Wollensak Optical Co. U.S. Militaria and surrounded the battle groups

and surrounded the battle groups

[13] The Austrian cuirassiers traded protection for mobility by wearing only the half-cuirass (without back plate) and helmet

safety pins

This example is marked with  40 in a circle

Just another date in Spectre history

Original U.S. WWI X6 Model 1918 Battery Commanders Periscope by Wollensak Optical Co. U.S. Militaria and surrounded the battle groupsOriginal 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. 7683 R. G. C.