Original U.S. WWI Rare Mark I Inert Pineapple Hand Grenade with Early Mark II Fuze French Ordnance then changed to limited standard

then changed to limited standard on July 18

The case has a removable top with some type of glass or hard plastic in the top of the cap

The first piece of paper has the following bring back information on it:

Ninth Air Force moved to England to take over tactical operations operating from England

often called the Model 1888 commission rifle

Original U.S. WWI Rare Mark I Inert Pineapple Hand Grenade with Early Mark II Fuze French Ordnance then changed to limited standardOriginal Item: Only One Available. Totally inert and demilitarized according to BATF guidelines with hollow body and inert fuse. This grenade cannot be converted to an explosive device and is not available for export. One of the hardest WWI U. S. Grenades to find is an original WWI Mark I Grenade, the forerunner to the Mark II Cutback Grenades, and the well known MKII Grenades as used during WWII. The MKI we are offering is one of the very few we've