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 L. Fire Gerald L. Grey Francis X. Hoit 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
Gene P. Carlson Ray Downey Frank L Fire David P. Fornell William Goldfeder Bill Gustin George Howard
John M. Malecky John P. O’Connell Bob Pressler William J. Shouldis Philip Silensky Peter G. Sparber Carl F. Welser
Sales Manager Gene C. Prall 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 from a recent Issue. Rates for US. and possessions: 1 yr. 524.93, 2 yr. 540.85. 3 vr. 556.80. Canada and other countries: 1 yr. 542.50, 2 yr. 572.25, 3 yr. 595.50. Single copy US. 54.00, other countries 57.50.
Printed in the USA