Staff
Editor
THOMAS F. BRENNAN
Associate Editors
JACKIE COX
AUDREY PAVEY
Art Director
WILLIAM F. KNAB
CONTRIBUTING EDITORS
Gene Carlson
Paul McFadden
CONSULTING EDITORS
Jack Bennett
Francis L. Brannigan
Hugh J. Caulfield
Edward J. McDonald
Burton W. Phelps
CORRESPONDENTS
Bradley Anderson
Cliff Dektar
Lowell Ludford
R. L. Nailen
Dave E. Williams
ABP
FIRE ENGINEERING (ISSN 00152587), April, 1985, Vol. 138. No 4. Member. American Business Press and Audit Bureau of Circulations. Published monthly by Technical Publishing, a Company of the Dun A Bradstreet Corporation. John K. Abely, President. EXECUTIVE, EDITORIAL AND ADVERTISING OFFICES: 875 Third Avenue. New York, N.Y. 10022. Printed in Easton, PA 18042.
Subscriptions Solicited from federal, state, county. municipal, military, and industrial fire protection personnel from both paid and volunteer organizations Including fire protection and safety engineering membership and consultants. Publisher reserves the right to refuse nonqualified subscriptions. Address correspondence regarding subscriptions, including change of address, to: FIRE ENGINEERING, 875 Third Avenue. New York, N.Y. 10022. Please include your zip code and. in case of change of address, a copy of old address label. Single copy price: $3.00. Directory issue $4.00. Subscription rate for those in field of publication: U.S. and U.S. possessions: $16.95 a year. $28.00 for two years. $38.00 for three years. Canada: $21.95 a year. $38.00 for two years, $53.00 lor three years. Foreign: $30.00 a year, $52.00 for two years, 568.00 for three years. Single copy price $6.00. Directory issue $8.00. Second class postage paid at New York, N.Y. 10001, and at additional mailing offices. Printed in U.S.A. Trademark in U.S. Patent Office. © Copyright 1985 by Technical Publishing, a Division of Dun-Donnelley Publishing Corporation, a Company of the Dun & Bradstreet Corporation. All rights reserved. No part of this publication may be reproduced or transmitted In any form or by any means electronic or mechanimation stora^retrieval system without written permission of the copyright owner. Prices tor bulk reprints of articles available on request.
The publisher, on written request, will refund that part of the price applying to unfilled portion of the subscription if service is unsatisfactory.
POSTMASTER: Send address changes to Fire Engineering, 875 Third Avenue. New York. N.Y. 10022.
M. RICHARD VINOCUR
Group Publisher
GLENN D. USDIN
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ELIZABETH HOGAN
Marketing Services Manager
JANET KLIPPER
Administrative Assistant
MICHAL T. WINTER
Production Manager
ELSA MARRERO
Circulation Manager
Technical Publishing
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The Dun & Bradstreet Corporation.
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