. . . "Prohibit exploitation by private employment agencies in the District of Columbia : hearings ... 87th Congress, 2nd session on S. 3259, to regulate private employment agencies in the District of Columbia. June 25 and 29, 1962"@en . . . . . "Prohibit exploitation by private employment agencies in the District of Columbia : hearings ... 87th Congress, 2nd session on S. 3259, to regulate private employment agencies in the District of Columbia"@en . . . .