Original U.S. WWI X6 Model 1918 Battery Commanders Periscope by Wollensak Optical Co. With Case U.S. Artwork & Posters These are now very rare

These are now very rare

school boats and tenders

We have never had an example in this configuration before

entered the war in April of 1917

Original U.S. WWI X6 Model 1918 Battery Commanders Periscope by Wollensak Optical Co. With Case U.S. Artwork & Posters These are now very rareOriginal 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 PERISCOPEX6MODEL 1918M. F. G'D BYWOLLENSAK OPT. CO. ROCHESTER, N. Y. U. S. A. No. 2210R. G. C.