Military Units—Identification
| Antiaircraft Artillery | |
| Armored Command | |
| Army Air Forces | |
| Artillery, except Antiaircraft and Coast Artillery | |
| Cavalry, Horse | |
| Cavalry, Mechanized | |
| Chemical Warfare Service | |
| Coast Artillery | |
| Engineers | |
| Infantry | |
| Medical Corps | |
| Ordnance Department | |
| Quartermaster Corps | |
| Signal Corps | |
| Tank Destroyer | |
| Transportation Corps | |
| Veterinary Corps |
Airborne units are designated by combining a gull wing symbol with the arm or service symbol:
| Airborne Artillery | |
| Airborne Infantry |