Men's uniform cap for "Brakeman" on Union Pacific Railroad. Cap made of polyester knit, top lined with black lining fabric. Hat band made of black/dark gray 1 1/2" wide grosgrain ribbon, stitched at center back. 4 rivet airholes at top sides of cap (2 each side). Double-row of black braid above visor, held in place with 2 metal Union Pacific-embossed buttons. Buttons attached with make-shift cotter pins. Visor made of hardened black plastic. Manufacturer stamp inside roof of cap