Original U.S. WWI 25 Pound Mark II Cooper Aerial Fragmentation Bomb - Inert British Artwork & Posters This reads WILLIAM B HAZEN

This reads WILLIAM B HAZEN on one side

which has had the serial number worn away

600 yards (1

The White Ensign may also be worn by the boats of commissioned ships

Original U.S. WWI 25 Pound Mark II Cooper Aerial Fragmentation Bomb - Inert British Artwork & Posters This reads WILLIAM B HAZENOriginal Item: Only One Available. During WWI the U. S. adopted the British Cooper bomb as the standard. After further development the Mark II 25 pound fragmentation bomb was the result. The U. S. also adopted the Cooper bomb fuze and designated it the Mark XII nose fuze, then modified the fuze to meet our requirement of being able to drop the bomb unarmed in case of aircraft problems. This type of explosive was designed to be used against troops. It