Original U.S. WWI M1917 SBR Gas Mask with Carry Bag, Instructions, and Filter One-of-a-Kind The left rifled barrel appears

The left rifled barrel appears to be about

In all nearly one hundred mostly 8 x 10 photographs printed on original vintage paper are neatly organized in three large ring binders

Sadly the crewman's name and another  patch were removed at some point as evident by empty the stitch holes on the right breast area

though the leather retaining loop is sightly worn at the top

a partner in the firm Johann Friedrich Eickhorn Wilhelm Sohn

Original U.S. WWI M1917 SBR Gas Mask with Carry Bag, Instructions, and Filter One-of-a-Kind The left rifled barrel appearsOriginal Item: Only One Available. This is a nice service used example of an M1917 SBR Gas Mask complete with mask, filter, instructions, and carry satchel. The pocket for the filter in the satchel was removed to make fitting the mask easier. The mask itself, like most from the WWI period, has unfortunately had the rubber components completely degrade, so it is in somewhat delicate and degraded condition. Early rubber becomes quite hard over time, and