US WWI? PERIOD OR OLDER “USMC” EM’S DRESS BLUE WOOL PANTS WITH RED STRIPE, HEAVIER WOOL THAN LATER ISSUED PANTS, BLUED STEEL SUSPENDER BUTTONS ARE HM “W.H. HORSTMANN CO. PHILA.”

US WWI “USMC” EM’S PATTERN 1910 KHAKI COTTON TUNIC WITH TWO TOP POCKETS ONLY, HAS 1 7/8″ STANDING COLLAR WITH SEWN IN COLLAR “DOG” GROMMENTS (NO DISKS), REMOVABLE BUTTONS APPEAR TO BE OF LATER PRE WWII MANUFACTURE?, MINT CONDITION