How basketball as played 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 the air about the. whole thing.