Royal Navy officer rank insignia the Corps also had the unique ranks of colonel second commandant and colonel commandant. Rank insignia are on brown or dark blue shoulder boards in all dresses save for the combat and barracks duty dress uniforms. From 1911 to 1957 the officer corps even included warrant officers and commissioned warrant officers in the same way as the RN. Although the Royal Marines does not officially use the rank of field marshal, the Captain General Royal Marines, the ceremonial head of the corps, wears a field marshal's rank insignia. Royal Navy officer rank insignia Uniforms for naval officers were not authorised
United States Army enlisted rank insignia worn. The new combination Army Service Uniform (ASU) is dual-purpose, consisting of a dark-blue jacket, white dress shirt, and blue trousers (or an optional dark-blue skirt for female personnel). The jacket has epaulettes for enlisted men and non-commissioned officers, and shoulder straps for warrant officers and officers. Non-commissioned, warrant, and commissioned officers' trousers have a wide yellow stripe down the outside of each trouser leg. There are dark-blue cloth sliders with embroidered yellow or white rank-insignia on the Class "B" dress shirt epaulettes. It is a service uniform when worn with a dark-blue necktie; it is a Class "A" uniform