Original U.S. WWI Scarce Pocket Knife by Press Button Knife Co. of Walden New York - Patent 470605 French Holsters The head measures 231mm or

The head measures 231mm or roughly 9 inches

Please see Ian Skennerton's wonderful book THE LEE ENFIELD

one of several that were used by specialized personnel of the Reichsluftschutzbund

and shows the expected denting and chips from service

The back of the packet also has the maker information in the same typeface in a small box:

Original U.S. WWI Scarce Pocket Knife by Press Button Knife Co. of Walden New York - Patent 470605 French Holsters The head measures 231mm orOriginal Item. Only One Available. This is a very scarce example of a World War I era pocket knife manufactured by Press Button Knife Co. of Walden, New York. This company existed from 1893 1926, with this exact style being manufactured until around 1923. The 3 blade is in good condition but is a bit loose to the knife and rattles a bit. The button still works well and retains the blade when not in use. The lovely horn grips are well retained with