March/April 2004 Feature Articles: Quantitative IR Defect Detection in Composite Aerospace Structures - by Steven M. Shepard & Robert J. Ducar Is Your Industrial Radiography Operation Up To Standard? - by H.P. (Harri) Maharaj Ice Rink Leak Location With Thermography - by Jeff Lebold Active Thermographic Inspection of Combustion Turbine Engine Components - by T. Ahmed, B. Chaudhry, S. Shepard Commerce's NIST Receives Valuable Chemical Data from DOW $5 Million Gift to Aid US Chemical Research and Manufacturing - by Michael E. Newman Taking a Closer Look: R/D Tech Inc. In Remembrance: Robert J. Young MR. SAF-T - Safety in Thermal & Infrared Testing - by Marvin W. Trimm