Original U.S. WWI X7.5 Model 1918 Trench Periscope by Wollensak Optical Co. - Formerly Part of the A.A.F. Tank Museum ZB 26-ZB 30 First designed in 1916 having

First designed in 1916 having witnessed the carnage in WW1

50 caliber machine guns

Overall Length: 65 Inches

69 bore barrel

with wear in the usual areas

Original U.S. WWI X7.5 Model 1918 Trench Periscope by Wollensak Optical Co. - Formerly Part of the A.A.F. Tank Museum ZB 26-ZB 30 First designed in 1916 havingOriginal item: Only One Available. Measuring 19 nches in length, this is a very nice WWI Era Model 1918 Battery Commanders periscope. In X 7. 5 power, these were used to help view and plot artillery attacks from behind cover, to avoid exposing the commander to danger. The optic came to us from the American Armoured Foundation, Inc. Tank and Ordnance Memorial Museum. The AAF Tank Museum was a living memorial dedicated to the Tank and Cavalry soldiers