Control of subversive activities.
Subtitle: Hearings before a subcommittee of the Committee on the Judiciary, United States Senate, Eighty-first Congress, first session, on S. 1194 and S. 1196, bills to protect the United States against certain un-American and subversive activities. April 29, May 4, 6, 18, 19, and 20, and June 10, 1949.
Publisher: U.S. Govt. Print. Off.
Published: 1949
Place of publication: Washington
Subjects: Subversive activities -- United States.