p. 571: The Farrall instrument collection: rationalization.
p. 572: AR-7 800V Wireless Aversive Stimulator; AR-7T (with tone).
p. 573: AR-5 Receiver-Transmitter Set; AR-6 Two-Patient Model.
p. 574: Personal Shocker for Doctor's Bag.
p. 575: Ordering Information and Bibliography.