Interstate Commerce Acts Annotated. 1934 supplement. Supplementing, to July 1, 1934, the "Compilation of Federal Laws Relating to the Regulation of Carriers Subject to the Interstate Commerce Act, with Digests of Pertinent Decisions of the Federal Courts and the Interstate Commerce Commission and the Text of or References to General Rules and Regulations", published under the above title as Senate Document No. 166, Seventieth Congress, first session.