Portal:US Army Lineage and Honors/Harbor Defenses of Cristobal
Headquarters and Headquarters Battery edit
- 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