USM1 helmet. USM1 helmet shell. Front snap fastener. Illegible batch number. Fixed bridges. Chinstrap complete and fitted in original condition. Metal buckle. 20% paint and cork. Traces of oxidation. Fireston high-pressure composite liner. Canvas cap complete with drawstring. Nape of the neck complete, no visible markings. Heavily worn leather sweatband. Leather chinstrap present, made by Soville. Name markings painted on side of liner, Ray Thibeault 1247790. Some of the markings are illegible. Liner repainted. Some wear and patina. Condition II+. USM1 helmet. USM1 helmet shell with front seam rim, lot number illegible, fixed bales, complete original chinstraps with metal hardware. Paint and cork finish preserved at 20 percent with traces of oxidation. High-pressure composite liner manufactured by Firestone, complete web suspension with drawstring. Complete nape strap without visible markings. Brown leather sweatband heavily worn. Leather chinstrap present by Seville. Painted named marking on the side of the liner reading Ray Thibeault 1247790, partially illegible. Repainted liner. General wear and patina. Condition II+