How basketball as wiabad in the Big Six conference compares with the Southwest conference brand will be demonstrated tomorrow night at Lawrence when the University of Kansas opens a 2-game series with the Mustangs of Southern Methodist university. Bob Allen (left), son of Dr. F. C. Allen, the K. U. coach, and Don Ebling (right), veteran forward, are expected to vie with S. M. U.’s J. W. Coppedge (center), who seems to be up in ee air about the whole thing.