Title: Hearings on H.R. 12047, H.R. 14925, H.R. 16175, H.R. 17140, and H.R. 17194, bills to make punishable assistance to enemies of U.S. in time of undeclared war
Subtitle: Investigative [and legislative] hearings, Eighty-ninth Congress, second session.
Subjects: Subversive activities, Activités subversives
Places: United States