A NEW OCTAVE: Bruce Harkness of the Verdin Bell Co. prepares to install a new bell into the South College belfry Oct. 3. Eight new bronze bells were hoisted to the top by a crane, adding a full octave to the instrument. Harkness and Bill Burkhart, university photographer, discuss cable rack hardware for the new bells. Metal "tracker squares" connect the bells in the tower via the cable to the clavier -- or keyboard -- on a floor beneath the belfry. Bell installer Don Swem performs the balancing act inside and outside the belfry dome. Wesleyan Connection editor Olivia Bartlett…