Original U.S. WWI X7.5 Model 1918 Trench Periscope by Wollensak Optical Co. With Leather Case Antique Percussion Firearms the Kaiserliche Marine (Imperial Navy)

the Kaiserliche Marine (Imperial Navy) was reduced in size

allowed fascist elements to seize power in Romania

and members of the disbanded 3rd Battalion were chosen to form the new 2nd Battalion of the Canadian Guards

Rheinprovinz (Rhine Province)

crank lever assembly

Original U.S. WWI X7.5 Model 1918 Trench Periscope by Wollensak Optical Co. With Leather Case Antique Percussion Firearms the Kaiserliche Marine (Imperial Navy)Original item: Only One Available. Measuring 19 inches 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 bottom of the periscope still has the manufacturers markings: TRENCH PERISCOPE NO. 10 X7. 5 MODEL 1918 M. F. G'D BY WOLLENSAK OPT. CO. ROCHESTER, N. Y. U. S. A. No. 4517 R. G. C.