Minneapolis and St. Louis Railroad. M & St. L Railroad Conductor Hat. Material: textile, metal, plastic. Size: 8" W. x 9 3/4" L. x 5 1/4" H. Description: black fabric crown - black grosgrain hatband trimmed with gold braid - enameled badge on cap front printed: "Conductor" - and "The Minneapolis & St. Louis Railroad Co. The Peoria Gateway Line"; shiny black leather visor; two round metal eyelet air vents on either side of crown - soft brown leather inside sweatband; stiff plastic lining on side of crown; diamond shaped clear plastic rain guard at center of crown. Minneapolis and St. Louis Railroad. M & St. L Railroad.