WWII Era 1938 Respirator Gas Mask Rubber PBC BW&M Collaro HBS US Military. Used shape as shown, back band plastic piece is hard and cracked as shown, other rubber is pliable, overall really nice shape for age.
WWII Era 1938 Respirator Gas Mask Rubber PBC BW&M Collaro HBS US Military
WWII Era 1938 Respirator Gas Mask Rubber PBC BW&M Collaro HBS US Military. Used shape as shown, back band plastic piece is hard and cracked as shown, other rubber is pliable, overall really nice shape for age.