Sleeping cars. Supervision of sleeping cars, hearings before subcommittee, 76th Congress, 3d session, on S. 3798, to amend interstate commerce act, title 49, chap. 1. sec. 1, by adding 2 paragraphs after par. 11 of said section to be known as pars. 11a and 11b, pertaining to supervision of sleeping cars and providing penalties, May 15-17, 1940.

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