Communist activities among aliens and national groups.
Subtitle: Hearings before the Subcommittee on Immigration and Naturalization of the Committee on the Judiciary, United States Senate, Eighty-first Congress, first session, on S. 1832, a bill to amend the Immigration act of October 16, 1918, as amended.
Publisher: U.S. Govt. Print. Off.
Published: 1950
Place of publication: Washington
Subjects: Communism -- United States; Espionage -- United States
Table of contents: title: pt.1. May 10-13, 16, June 1, 8, 9, 18, July 15, 16, 27, 28, August 10-12, 1949. 1950. 470 p.; title: pt.2. September 7-9, 13-15, 28, 29, 1949. 1950. pp. 471-895.; title: pt.3. Appendixes I-VIII. 1950. 202 p.