LESSONS LEARNED, HEADQUARTERS, 92D ENGINEER BATTALION Open PDF Document Details Document Type Technical Report Publication Date Apr 29, 1968 Accession Number AD0832636 Entities Organizations Adjutant General's Corps Tags Communities of Interest Biomedical DTIC Thesaurus Topics Army Attack Helicopters Combat Support Concrete Construction Construction Materials Dump Trucks Engineering Engineers Government (Foreign) Jackets Lessons Learned Maintenance Materials Personnel Management United States Warfare