Lessons Learned, Headquarters, 212th Combat Support Aviation Battalion Open PDF Document Details Document Type Technical Report Publication Date May 11, 1969 Accession Number AD0504638 Entities Organizations Adjutant General's Corps Tags Communities of Interest Biomedical Human Systems Weapons Technologies DTIC Thesaurus Topics Air Force Aircrafts Airplanes Ammunition Fragments Army Aviation Artillery Combat Support Detectors Ejection Seats Health Services Lessons Learned Military Medicine Security Therapy Training United States Warfare