Original U.S. WWII Navy Aircraft Breathing Apparatus "Blimp Rebreather" Edged Weapons “Common Shell” was the old

“Common Shell” was the old name for what is now known as Explosive Shell

The steel shell is the same as the M51

Type B8/M1944 goggle

It stated that the weapon should not weigh more than six pounds (2

In the latterly 1930s The US Navy

Original U.S. WWII Navy Aircraft Breathing Apparatus "Blimp Rebreather" Edged Weapons “Common Shell” was the oldOriginal 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