Lessons Learned, Headquarters, 864th Engineer Battalion (Construction) Open PDF Document Details Document Type Technical Report Publication Date Apr 30, 1970 Accession Number AD0874585 Entities Organizations Adjutant General's Corps Tags Communities of Interest Ground and Sea Platforms Human Systems Weapons Technologies DTIC Thesaurus Topics Abstracts Aircrafts Army Artillery Civic Action Concrete Construction Engineering Engineers Landing Fields Lessons Learned Maintenance Management Personnel Materials Task Forces United States Warfare