Lessons Learned, Headquarters, 937th Engineer Group (Combat) Open PDF Document Details Document Type Technical Report Publication Date Jan 31, 1970 Accession Number AD0869536 Entities Organizations Adjutant General's Corps Tags Communities of Interest Air Platforms Human Systems Weapons Technologies DTIC Thesaurus Topics Aircrafts Artillery Civic Action Command And Control Construction Earth Fills Engineers Landing Fields Lessons Learned Maintenance Materials Physical Security Rocket Propelled Grenades Security Soil Stabilization Storage Warfare