The interstate commerce law : being the act to regulate commerce, which was approved February 4, 1887, and in effect April 5, 1887, as amended by act approved and in effect March 2, 1889, and act approved and in effect February 10, 1891, with rules and forms adopted by the Commission, together with annotations of cases construing the law, decided by the Interstate Commerce Commission, United States Supreme Court, and federal courts / by John Theo. Wentworth.