“ The injury resulting from discrimination was doubtless the reason which induced the Paducah Board of Trade to institute the proceedings; and the Commission may have considered the existence of the lower rate to Cairo persuasive evidence that the 22-cent rate to Paducah was unreasonably high and the resulting discrimination strong reason for establishing the 16-cent joint rate. But the order is strictly one under section 15 of the Act to Regulate Commerce to reduce existing through rates by establishing joint rates or, in the alternative, to establish new through routes with joint rates. ”

“ Carriers are left free to furnish the through transportation either via Cairo or via Memphis. The order merely compels a through route and a joint rate of 16 cents to Paducah. If they elect to continue existing through route via Cairo, the order operates merely to introduce reduced joint rates. If they elect to discontinue the through routes via Cairo, the order operates to establish through routes and joint rates via Memphis, which the findings of the Commission fully justify. ”

“ Paducah is situated on the south bank of the Ohio river, 42 miles above Cairo, Ill., which lies on the north bank of the Ohio near its confluence with the Mississippi. An important business in each city is manufacturing and jobbing lumber. They compete in both the buying and the selling markets. Each draws its supplies of logs and lumber, in part, from the extensive region lying west of the Mississippi and south of the Arkansas river, known in the trade as the 'blanket territory.' [2] The distances from this region to Paducah are not greater than to Cairo ”

“ Chamber of Commerce of Milwaukee v. Flint & Pere Marquette R. R., 2 Interst. Com. Com'n R. 553, 567, 568. In constructing the joint rates the charge per mile ordinarily decreases with the increase of the length of haul. ”