Lessons Learned, Headquarters, 39th Engineer Battalion (Combat) Open PDF Document Details Document Type Technical Report Publication Date Oct 31, 1970 Accession Number AD0884865 Entities Organizations Adjutant General's Corps Tags Communities of Interest Weapons Technologies DTIC Thesaurus Topics Artillery Artillery Ammunition Civic Action Concrete Construction Construction Materials Dump Trucks Health Services Hospitals Lessons Learned Maintenance Materials Small Arms Test And Evaluation Transportation United States Vehicles