Original U.S. WWI Rare Artillery Observer Bullion Wings & Pilot’s ID Card Grouping of Lieutenant Adolf Blunk with British-Made Glengarry Style Cap & Dog Tag U.S. Ammo The helmet is classified as

The helmet is classified as a radio tank helmet

but with a good part of the right wing gone and the fire under control

and is surrounded by angular letters O

if it was ever put into any real type of production

and is not a marking that we recognize

Original U.S. WWI Rare Artillery Observer Bullion Wings & Pilot’s ID Card Grouping of Lieutenant Adolf Blunk with British-Made Glengarry Style Cap & Dog Tag U.S. Ammo The helmet is classified asOriginal Items. One of a Kind Group. This is the outstanding grouping of 1st Lieutenant Adolf Blunk, an artillery observer during the First World War. Using a wireless radio, aerial observers could sometimes adjust the fire of artillery batteries based on their observations in the air. Anything to these brave observers is extremely difficult to come by, but we were lucky enough to receive this fascinating group directly from the family! This