FIRE ENGINEERING
Park 80 West, Plaza Two, 7th Floor Saddle Brook, NJ 07662 Tel. (201) 845-0800, Fax (201) 845-6275
Publisher Henry H. Dinneen Editor William A. Manning Technical Editor Glenn P. Corbett Managing Editor Diane Feldman Associate Editor Mary Jane Dittmar Assistant Editor Elana K. Seifert Technical Director Thomas F. Brennan
Editorial Advisory Board
Francis L. Brannigan Alan V. Brunacini John N. Carr Rand-Scott Coggan Walter A. Damon Ricky Davidson Ray Downey C. Bruce Edwards Frank I.. Fire Gerald L Grey Francis X. Holt Richard A. Marinucci
John Mittendorf Jack J. Murphy. Jr. Gregory G. Noll Leslie P. Omans Denis G. Onieal, Ed.D. William C. Peters John B. Sachen Gordon M. Sachs Ed Spahn Peter S. Valias Robert B. Whitemore
Columnists/Contributing Editors
Ken Brennan John M. Maleckv
Gene P. Carlson John P. O’Connell
Ray Downey Bob Pressler
Frank I.. Fire William J. Shouldis
David P. Forncll Philip Silenskv
William Goldfeder Peter G. Sparber
Bill Gustin Carl F. Welser
George Howard
Sales Manager Gene C. Frail Director of Book Publishing Joanne Ezersky Production Manager Mike Paxton. Tulsa Advertising Coordinator Audrey L. Dombrowski Feature Design Steve Hetzel Subscriber Service 1-800-582-6949 FAX: (918) 832-9295 PENNWELL PUBLISHING COMPANY P.O. Box 1260 • Tulsa. OK 74101 • (918) 835-3161 Chairman Frank T. Lauinger President Joseph A. Wolking
SUBSCRIPTIONS: All subscription correspondence should be addressed to Fire Engineering, P.O. Box 1289. Tulsa, OK 74101. Allow 30 days for change of address. Please include both old and new addresses, and enclose, if possible, an address label front a recent issue. Rales for l.S. and possessions: 1 yr. S24.95. 2 yr. 540.85, 3 vr. 556.80. Canada and other countries: 1 yr. S t2.50, 2 yr. S72.25, 3 yr. $95.50. Single copy U.S. $4.00. other countries S7.50.
Printed in the LSA