Harbor Defenses of Cristobal
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Headquarters and Headquarters Battery
- Headquarters and Headquarters Battery, US 1st Coast Artillery Group, reorganized and redesignated 2 January 1945 as Headquarters and Headquarters Battery, Harbor Defenses of Cristobal.
- Inactivated 15 January 1947 at Fort Sherman, Canal Zone
- Redesignated 21 June 1950 as Headquarters and Headquarters Battery, US 1st Antiaircraft Artillery Group
| Image:PD-icon.svg | This work is in the public domain because it is a work of the United States Government. |
– US Army Center for Military History