Original U.S. WWI X7.5 Model 1918 Trench Periscope by Wollensak Optical Co. With Leather Case Antique Guns This is an excellent example

This is an excellent example of a rare MARS 115 pellet gun

and at that time was part of Holland

All that is really missing is the stopper for the canteen

USS Arizona was the second and last of the Pennsylvania class of "super-dreadnought" battleships built for the United States Navy in the mid-1910s

KA-BAR Baby Grizzly

Original U.S. WWI X7.5 Model 1918 Trench Periscope by Wollensak Optical Co. With Leather Case Antique Guns This is an excellent exampleOriginal 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. 8356 R. G. C.