Original U.S. WWII Office of Naval Intelligence ONI 41-42 Japanese Naval Vessels Identification Guide Book - Unused Condition Antique Guns It is hard to pin

It is hard to pin point exactly when this practice started

They adopted this style of helmet soon after Germany in 1845

Notable aspects of this fantastic WW2 helmet are:

We were not able to find any markings on this holster

made from an original WWII Issued helmet

Original U.S. WWII Office of Naval Intelligence ONI 41-42 Japanese Naval Vessels Identification Guide Book - Unused Condition Antique Guns It is hard to pinOriginal Item: Only One Available. Now this is a fantastic condition Office of Naval Intelligence identification book for Japanese Naval Vessels. The book is in wonderful condition and does not appear to have ever been used, or was just very lightly used. This type of knowledge is very important when it comes to large scale warfare. The battlefield, seas and airspace get heavily clouded with friendly and enemy vehicles, so it is important to be able