Wabash v. Illinois‪.‬

"For the purposes of the trial of said cause, and to save the making of proof therein, it is hereby agreed on the part of the defendant that the allegations in the first count of the declaration are true, except that part of said count which avers that the same proportionate discrimination was made in the transportation of said property -- oil-cake and corn -- in the State of Illinois that was made between Peoria and the city of New York and Gilman and New York city, which averment is not admitted, because defendant claims that it is an inference from the fact the that rates charged in each case of said transportation