Block leaders' alert.
Contributors: United States. Office of Civilian Defense.
Publisher: U.S. Office of Civilian Defense; U.S. G.P.O.
Published: 1942
Place of publication: Washington, D.C
Language: eng
Subjects: Civil defense -- United States
Notes: Cover title.

"October 1942"--P. [8].

"16-30751-1"--P. [8].

Bound with other pamphlets of the U.S. Office of Civilian Defense.