Lessons Learned, Headquarters, 1st Battalion, 27th Artillery Open PDF Document Details Document Type Technical Report Publication Date Aug 05, 1969 Accession Number AD0505537 Entities Organizations Adjutant General's Corps Tags Communities of Interest Weapons Technologies DTIC Thesaurus Topics Army Artillery Combat Surveillance Explosives Fire Support Government Procurement High Explosives Law Lessons Learned Materials Munitions National Security Rocket Engines Security Training Warfare Weapons