Lumber. Investigation and suspension no. 184, northbound rates on hardwood from the Southwest, in matter of investigation and suspension of advances in rates by carriers for transportation of hardwood and other kinds of lumber and articles manufactured therefrom, from points in Arkansas, Louisiana, and other points, to Memphis, Tenn., St. Louis, Mo., and other points of destination; [decided July 12, 1915; report and order of commission on reargument].