the United States Government, After action report: Firebase Ripcord… (1970)
“ Several hundred rounds impacted throughout the firebase during the operation. Heavy 12.7mm anti-aircraft fire was directed against the aircraft flying into the firebase. Air, artillery, and ARA destroyed several enemy mortars and 12.7mm machineguns. In addition, numerous enemy driven into the open by CS were killed by air, artillery, and ARA.5. ”
