Oliver Wendell Holmes, Jr.

“ If the price paid to the Armour Car Lines was made the cover for a rebate to Armour & Company or if better cars were given to Armour & Company than to others, or if, in short, the act was violated, the railroads are responsible on proof of the fact. But the only relation that is subject to the Commission is that between the railroads and the shippers. It does not matter to the responsibility of the roads whether they own or simply control the facilities, or whether they pay a greater or less price to their lessor. ”

“ Therefore the matter to be considered here, subject to the qualification that we are about to state, is how far an ordinary witness could be required to answer the questions that are before the court. ”