Buildings with fallout shelter.

Buildings with fallout shelter.

Manylion Llyfryddiaeth
Awdur Corfforaethol: United States. Office of Civil Defense
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: [Washington U.S. Govt. Print. Off. 1966].
Pynciau:
Nuclear bomb shelters.
Air raid shelters.
Buildings > Safety measures. > United States.