Looks like a felt second pattern. Liner was really just a glorified sweat band. Apparently it fell out. NH
I hope it was padded, the screw on top pokes right into the top of the head.
Hi, looks like a good original piece that is just missing it's interior lining as you have pointed out. Leon.
"Always do sober what you said you'd do drunk. That will teach you to keep your mouth shut." Ernest Hemingway