The Marine Corps Dress Blue Uniform, a uniform that is older than our Nation. Pictured is RS Baltimore's Operations Chief Staff Sergeant Campbell. The gold buttons worn on the dress blue coat Usmc Dress Blue Tunic 35 Long The U.S.. Marine Corps male officer's blue dress A uniform with sword. Exact Date Shot Unknown NARA & DVIDS Public Domain Archive Public Domain Search U.S. Marine Corps Women's Dress Blue Coat Works Intrepid Museum Original U.S. WWI Army Officer Engineer Named Painted Trunk Grouping International Military Antiques