Original U.S. WWII Navy Aircraft Breathing Apparatus "Blimp Rebreather" Hand Select:Yes Decals are no longer present/visible

Decals are no longer present/visible

Meaning that the locks were adapted from P-1840 muskets also known as East India Company Pattern Muskets

introduced in 1934

- Are the real deal and are 100% genuine antique military issue knives

Original U.S. WWII Navy Aircraft Breathing Apparatus "Blimp Rebreather" Hand Select:Yes Decals are no longer present/visibleOriginal Item: Developed in late 1930's by Mine Safety Appliance (MSA), these oxygen regenerating systems provided dirigible aviators with necessary flow of oxygen at higher altitudes. Used with USN C type breathing mask (not included). Chemical cylinder not included. This is a fascinating piece of history, high altitude bombing in late WWI with German zeppelins and allied blimps lead to the discovery that maintaining ships higher than 16,000 feet for