FIRE ENGINEERING
250 Fifth Avenue
New York, NY 10001
Tel. (212) 481-5771
Fax 212) 725-3654
EDITOR
Thomas F. Brennan,
MANAGING EDITOR
William A. Manning
ASSISTANT EDITOR
Diane Feldman
CONTRIBUTING EDITORS
Gene Carlson
Ray Downey
Vincent Dunn
Frank L. Fire
Francis X. Holt
Richard A. Marinucci
Paul McFadden
Robert Obermayer
Ed Spohn
Curt Weldon
CONSULTING EDITORS
Jock Bennett
Francis L. Bronnigan
Hugh J. Caulfield
Glenn P. Corbett
Gerald L. Grey
Walt Hendrick
Charles G. King
Edward J. McDonald
Burton W. Phelps.,
FUTURE DESIGN
Steve Hetzel
ILLUSTRATION
Arthur Arias
PUBLISHER
Henry H. Dinneen
DIRECTOR Of BOOK PUBLISHING
Daniel G. Smith
ADVERTISING COORDINATOR
Denise M. Kissack
PRODUCTION MANAGER_Mike
Paxton, Tulsa
CIRCULATION SERVICES, TULSA
Larry Lofton
Circulation Mgr.
Patsy Russo
Mgr. Paid Circulation
PENNWELL PUBLISHING COMPANY
P.O. Box 1260 • Tulsa, OK 74101
(918) 835-3161
CHAIRMAN
Philip C. Lauinger, Jr.
PRESIDENT
Joseph A. Wolking
GROUP VICE PRESIDENT
Joseph T. Bessette
SUBSCRIPTIONS: All subscription correspondence should be addressed to fire Engineering, P.O. Box 1289, Toiso, OK 74101, or coll 1 (800) 627-3210. Allow 30 days for change of address. Please include both old and new addresses, and enclose, if possible, an address label from a recent issue. Pates for U.S, and possessions: 1 yr $21.95, 2 yr. $35.95, 3 yr. $49.95. Canada and other countries: 1 yr. $34.50,2 yr. $59.50, 3 yr. $78.50. Single copy U.S. $3.50, $7.00.
FIRE ENGINEERING (ISSN 0015-2587], is published monthly by PennWell I Publishing Co., 1421 S. Sheridan, Tulsa, OK 74112. December 1989, Volume 142, Number 12. Second-class postage poid at Tulsa. Executive, e and advertising offices at 250 fifth Ave., New York, NY 10001. Copynght 1989 by PennWell Publishing Co. All rights reserved. Material may not be reproduced in any form without written permission of the publisher, Fire Engineering is a registered trademark.
POSTMASTER: Send address changes to Fire Engineering P.O. Box 1289, Tulsa, OK 74101.
