Lessons Learned, Headquarters, 45th Engineer Group (Construction) Open PDF Document Details Document Type Technical Report Publication Date Oct 31, 1968 Accession Number AD0848911 Entities Organizations Adjutant General's Corps Tags Communities of Interest Biomedical Weapons Technologies DTIC Thesaurus Topics Aircrafts Artillery Backfills Civic Action Combat Support Concrete Construction Earth Fills Engineers Inventory Control Lessons Learned Materials Organizational Structure Small Arms Two Dimensional United States Warfare