LESSONS LEARNED, HEADQUARTERS, 222D AVIATION BATTALION Open PDF Document Details Document Type Technical Report Publication Date May 14, 1967 Accession Number AD0386513 Entities Organizations Adjutant General's Corps Tags Communities of Interest Biomedical Human Systems Weapons Technologies DTIC Thesaurus Topics Aircrafts Army Aviation Attack Helicopters Combat Support Command And Control Employment Flight Training Helicopters Lessons Learned Maintenance National Security Organizational Structure Personnel Management Training Two Dimensional United States Warfare