Lessons Learned, Headquarters, 169th Engineer Battalion Open PDF Document Details Document Type Technical Report Publication Date Feb 14, 1970 Accession Number AD0869402 Entities Organizations Adjutant General's Corps Tags Communities of Interest Biomedical Human Systems Weapons Technologies DTIC Thesaurus Topics Aircrafts Army Artillery Fire Civic Action Construction Diseases And Disorders Engineers Health Health Services Hospitals Infection Lessons Learned Maintenance Medical Personnel Sexually Transmitted Diseases United States Water