Internet Archive BookReader - Hearings relating to H.R. 15626, H.R. 15649, H.R. 16613, H.R. 16757, H.R. 15018, H.R. 15092, H.R. 15229, H.R. 15272, H.R. 15336, and H.R. 15828, amending the Subversive activities control act of 1950. Hearings, Ninetieth Congress, second session