Protective construction.
Subtitle: Structures series bulletin no. 1.
By: Prepared by the War department with the assistance and advice of other federal agencies. Issued by the Division of state and local cooperation, Office for emergency management.
Contributors: United States. Office for Emergency Management.; United States. War Dept.
Publisher: U.S. Govt. print. off.
Published: 1941
Place of publication: [Washington
Language: eng
Number of pages: 36
Subjects: Air raid shelters; Projectiles, Aerial; Civil defense; Air defenses -- United States
Notes: At head of title: Civilian defense.

"Prepared under the direction of the chief of engineers, U.S. army."

Bibliography: p. 35-36.