Original Imperial German WWI M16 Stahlhelm Helmet Shell - marked Si 66 Category_Night Sights The OSS was formed as

The OSS was formed as an agency of the Joint Chiefs of Staff (JCS) to coordinate espionage activities behind enemy lines for all branches of the United States Armed Forces

including hand grenades that flew from their pockets

de / Charleville in scroll engraving below a proof mark

including the staff company

though it definitely could use a good ironing

Original Imperial German WWI M16 Stahlhelm Helmet Shell - marked Si 66 Category_Night Sights The OSS was formed asOriginal Item: Only One Available. This is a very nice example of an original WWI German M16 Helmet shell, maker marked Si 66. The original green paint is still well retained inside the shell, with about 75% still present on the exterior, with the expected wear. It does not look to have been repainted at any time. The liner and split pins are all missing, very common to find on early helmets, as the liner was entirely leather, and once it rotted out,