[Committee hearings], serial, 85th Congress. L. Humane slaughter, hearings before subcommittee on livestock and feed grains, 85th Congress, 1st session, on H. R. 176, H. R. 2880, H. R. 3029, H. R. 3049. H. R. 5671, H. R. 5820, H. R. 6422, and H. R. 6509, Apr. 2 and 12, 1957.