Title: H.R. 4040, H.R. 4064, H.R. 4883, Competition of Penal Labor
Subtitle: hearings before the United States House Committee on Labor, Subcommittee No. 4 (Labor), Sixtieth Congress, first session, on Apr. 1, 8, 13, 27, 1908
Subjects: Convict labor, Law and legislation, Interstate commerce
Places: United States