FIRE ENGINEERING
250 Fifth Avenue New York, NY 10001 (212) 481-5771
EDITORIAL STAFF
EDITORThomos F. Brennon
MANAGING EDITOR William A, Manning
ASSISTANT EDITOR Sheila Smith Noonon
CONTRIBUTING EDITORS
Gene Carlson
Paul McFadden
Frank L. Fire
Vincent Dunn
Roy Downey
Jack Bennett
Francis L. Brannigan
Hugh J. Caulfield
Glenn P. Corbett
Wait Hendrick
Charles G. King
Edward J. McDonald
Burton W. Phelps
CONSULTING
EDITORS
PUBLISHER
Henry H. Dinneen
BUSINESS STAFF
BUSINESS MANAGER
Doniel G. Smith
MARKETING SERVICES MANAGES
Wendy Chusid
ADVBtTISMG COORDINATOR
Denise M. Kissock
PRODUCTION MANAGES
Mike Poxton, Tulso
CIRCULATION SERVICES
Mike Bloke
General Monager, Tulso
Patsy Russo
Supervisor, Tulso
ADVERTtSMG SAlfS
NORTHEAST: Henry H. Dinneen, Publisher, 250 Fifth Ave., New York, NY 10001 (212) 481-5771
SOUTHEAST: Horry W. Dill, Regional Monager, 6406 Carmel Rd., Suite 308, P.O. Box 2347, Charlotte, NC 28226 (704) 542-8893
MIDWEST: Don Johnson, Al Gravenhorst, Gravenhorst & Assoc. Inc., 5901 N. Cicero Ave., Chicogo, IL 60646 (312) 545-8621
WEST COAST AND SOUTHWEST Karl Keeler, Western Manager, 915 Stewarlon Way, Glendale, CA 91207 (818) 500-0693
PENNWUL PUBLISHING COMPANY
P.O. Box 1260 » Tulso, OK 74101 (918) 835-3161
CHAMBUME
Philip C. Louinqer, Jr.
MBWST_
Joseph A. Wotkinq
GROUP Via PtESMEHT
Joseph T. Bessette
SUBSCRIPTIONS: All subscription correspondence should be oddressed to Fire Engineering, P.O. Box 1289, Tulsa, OK 74101, or call 1 (800) 627-3210. Allow X days for change of address. Please include both old ond new oddresses, ond enclose, if possible, on address label from o recent issue. Rates for U.S. ond possessions: 1 yr., $18.95,2 yr. IX.95, 3 yr. $42.95. Canada ond other countries: 1 yr. $X.00,2 yr. $52.00, 3 yr. $68.00. Single copy U.S. $3.00, other countnes $6.00.
RM ENGMESHNG (ISSN 0015-2587), January 1989, Volume 142, Number 1. Published monthly by PennWeli Publishing Co., 1421 S. Sheridan Rd., P.O. Box 1260, Tulsa, OK 74101. Second-class postoge paid at Tulso. Executive, editorial, and advertising offices at 250 Fifth Ave., New York, NY 10001. ‘Copyright 1989 by PennWel! Publishing Co. AJI rights reserved. Material moy not be reproduced in any form without written permission of the publisher. Fire Engineering is a registered trademark.
POSTMASTM:Send address changes to Fire Engineering, P.O. Box 1289, Tulso, OK 74101.
