The occasions upon which the different uniforms of the United States Navy and Marine Corps are worn by the enlisted men are laid down in the regulations as follows: 1. Occasions of ceremony, parades | NAVY.—Dress. or reviews, unless | MARINE CORPS.—Dress. otherwise ordered. | 2. On liberty or leave. | NAVY.—Dress. | MARINE CORPS.—Dress | or field dress. 3. On ordinary occasions, either | NAVY.—Undress. on or off duty. | MARINE CORPS.—Dress | or field dress. 4. At battery drills, and by | NAVY.—Working dress. details of men or individuals | MARINE CORPS.—Field engaged in work for which | dress. this dress is necessary. | 5. When prescribed for physical | NAVY.—Undress without and battery drills, boat | jumpers. exercise under oars, or | MARINE CORPS.—Dress handling stores or ammunition | or field dress, without alongside. | coats, with flannel shirts. 6. In the Tropics in isolated | NAVY.—White undress anchorages, or at sea, | without jumpers. when prescribed. | MARINE CORPS.—Dress | or field dress, without | coats.