[Civil defense.]
[Civil defense officers.]
Civilian Defense Volunteer Organization
Civilian Defense
The City of New York Citizens Defense Corps Manual for Public Works Officers
[Incident report.]
Air Warden's Report
Air Raid Warden's Report
Allies for a Big Job
[Public Works Emergency Division Incident Report.]
Manhattan Civilian Defense Hour
Shock Troops of Civilian Defense
Front Line of City Defense
War Against Fires of War
Air Raid Protection Service
New Air Raid Warning System
New York City at War. Emergency Services