For more information, call your local HP Sales Office or nearest Regional Office: Eastern (201) 265-5000; Midwestern (312) 255-9800; Southern (404) 955·1500; western (213)
970-7500; Canadian (416) 678-9430. Ask the operator for instrument sales. Or write Hewlett-Packard, 1501 Page Mill Road, Palo Alto, CA 94304. In Europe: Hewlett-Packard
S.A., 7, rue du Bois-du-Lan, P.O. Box, CH 1217 M�yrin 2, Geneva, Switzerland. In .Japan: Yokogawa-Hewlett-Packard Ltd., 29-21, Takaldo-Higashl 3-chome, Suginaml-ku, Tokyo 168.