Original U.S. WWI Wooden Trench Periscope Multi Nation Flags this cap is about a

this cap is about a size 58cm

It is marked with serial number 84846 on the bottom of the grip and on the inside of the right grip scale

offered in very good condition

Stakaty was a born Czech and actually was in the modern arms trade and worked for the Czech Government Arms Company of Omnipol in Prague

Original U.S. WWI Wooden Trench Periscope Multi Nation Flags this cap is about aOriginal Item: Only One Available. This is an original WWI essential; the life saving trench periscope! Truly an invaluable item while engaged in trench warfare, this periscope is a WWI survivor. It remains in good original condition, retaining much of its U. S. WWI olive drab green paint. The periscope is complete with its original adjustable leg and belt clip. The battlefield is viewed by the use of two opposing glass mirrors, one top, one bottom,