Archival Folder
Sirens
Thursday, January 1, 1953
Monday, December 31, 1962
A2000-021
AF/21437
Specifications for furnishing chain link fence. Specifications for Construction and Erection of One Steel Air Raid Siren Platform. Specifications for Construction and Erection of Six Steel Air Raid Towers for Disaster Relief and Civil Defense, includes plans for air raid towers and details of bucket ladder for air raid tower. Ladder alterations for air raid siren towers. Specifications for Combination Electronic Siren - Public Address Systems. Correspondence regarding : the electronic controls of the Chrysler sirens ; siren inspections ; weekly servicing of sirens ; siren control center ; tests of the siren system. Organizations : Disaster Relief and Civil Defense ; Oregon Civil Defense Agency ; Bureau of Communications & Electronics ; Federal Civil Defense Personal Names : Batson, Philip D. ; Ehmsen, Temple V. ; Lowe, Jack ; Scott, James A. ; Sheets, A. M.
