Cadets, West Point, insignia of rank, 86 organization, 85 uniforms, 88 Campaign hat, origin of, 3 Cap ribbons, U. S. Coast Guard, 181 U. S. Naval Militia, 144 U. S. Naval Reserve Force, 144 U. S. Navy, 135 Cape, U. S. Army, officers, 77 U. S. Marine Corps, officers, 155 U. S. Navy, officers, 117 Caps, U. S. Coast Guard, officers, 176 U. S. Marine Corps, officers, 152 U. S. Navy, officers, 117, 118 Captain, U. S. Army, insignia of rank, 80, 81 U. S. Coast Guard, insignia of rank, 173, 175 U. S. Lighthouse Service, insignia of rank, 183 U. S. Marine Corps, insignia of rank, 156, 157 U. S. Navy, insignia of rank, 122 Captain Commandant, U. S. Coast Guard, insignia of rank, 173, 175 Carpenter, U. S. Coast Guard, insignia, 177 U. S. Navy, insignia, 124 Certificate of Merit Medal, 209 Civil Engineers, U. S. Navy, corps insignia, 120, 121 Civil War Campaign Medal, 211 Chaplain, U. S. Navy, corps insignia, 121 Chaplain. U. S. Public Health Service, insignia of rank, 196 Chevrons, origin of, 96 for wounds, 215 U. S. Army, 95-100 U. S. Marine Corps, 164, 165 U. S. Navy, 139 War service, 215 Chief Boatswain, U. S. Navy, insignia, 124 Carpenter, U. S. Navy, insignia, 124 Engineer, U. S. Lighthouse Service, insignia, 183 Gunner, U. S. Navy, insignia, 124 Machinist, U. S. Navy, insignia, 124 of Staff, U. S. Army, flag, 60 Pay Clerk, U. S. Navy, insignia, 124 Petty Officers’ uniforms, U. S. Navy, 134, 135 Pharmacist, U. S. Navy, insignia, 124 Sailmaker, U. S. Navy, insignia, 124 China Relief Expedition Medal, 213 Citizens’ Training Camps, 107 Clerk, U. S. Public Health Service, insignia, 197 Clerks, Field, U. S. Army, uniforms, 90 Cloak, U. S. Coast Guard, officers, 177 U. S. Marine Corps, officers, 155 U. S. Navy, officers, 117 Coast and Geodetic Survey, U. S., uniforms, 187 Coast Guard, U. S., grades of officers and enlisted men, 41 insignia, 174 Coast Guard, U. S., officers, rank and corps insignia, 173, 177 organization, 25 uniforms and insignia, 170 Cocked hat, origin of, 3 Cocked hats, U. S. Navy, officers, 117 Colonel, U. S. Army, insignia of rank, 80 U. S. Marine Corps, insignia of rank, 156, 157 Command appropriate to different grades: U. S. Army, 44 U. S. Coast Guard, 51 U. S. Marine Corps, 49 U. S. Navy, 46 Commander, U. S. Navy, insignia of rank, 122 Commission pennant, 55 Commissioned officers, definition, 26 Congressional Medal for Philippine Service, 211 Conspicuous Gallantry Medal, Great Britain, 287 Constructors, U. S. Coast Guard, insignia of rank and corps, 173-175 Corps and rank insignia, U. S. Navy, officers, 118-128 Corps insignia, U. S. Army, 101-104