Hearings Before the Subcommittee on Labor of the Committee on Labor and Public Welfare, United States Senate, Eighty-fourth Congress, First Session, on S. Res. 98, a Resolution to Authorize a Study of the Policy and Practice of the United States with Respect to Permitting Bonded Laborers from Canada to Enter and Work in the United States. July 21, 22, and 25, 1955