Original U.S. WWI X6 Model 1918 Battery Commanders Periscope by Wollensak Optical Co. U.S. Militaria Year of Manufacture: circa 1780

Year of Manufacture: circa 1780

safety pins

This example is marked with  40 in a circle

as the tension washer is worn

and again demonstrated the critical role of artillery during World War I and the difficulty of supplying such massive armies while they were on the move

Original U.S. WWI X6 Model 1918 Battery Commanders Periscope by Wollensak Optical Co. U.S. Militaria Year of Manufacture: circa 1780Original 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.