u/Pure_Arrival7479

I am suppose to be on vacation and not going into
Random Antique Stores but this happened. Not sure about the liner appears to have a raise Firestone symbol with a raised cross line and then raised a 3 or 8 on other side. It’s front seam that appears sanded down and painted on thick

What’s the most valuable helmet? From left International, Firestone, Capac…

WWII winter sleeping bag

Trench art

No other marking besides U.S. Camillus, I see a lot marked USMC or USN, what era is this from ?