Polish backpack wz.33.Stamp with receipt dated July 1936. Rectangular shaped satchel, stiffened with two original side boards, later (?).Main flap of the satchel closed with two straps. In the middle of the flap sewn in the shape of a rectangle, a tarpaulin strap, used to attach a meniscus. The interior of the backpack is protected from accidental falling out, by a system of straps and flaps. Strap carrying straps trimmed with original felt lining, Straps in the so-called "ankle" finished with metal hardware.Inside the flap of the satchel a set of two stamps; the stamp of the manufacturer (State Uniform Works) and the stamp of military receipt.