Equal pay for equal work. Part 1, Hearings held in Washington, D.C., March 26, 27, and 28, 1962 : hearings before the Select Subcommittee on Labor of the Committee on Education and Labor, House of Representatives, Eighty-seventh Congress, second session on H.R. 8898; H.R. 10226, and various bills, to prohibit discrimination on account of sex in the payment of wages by employers engaged in commerce or in the production of goods for commerce and to provide for the restitution of wages lost by employees by reason of any such discrimination.