1. The Institute of Environmental and Human Health, Texas
Tech University, Lubbock, Texas 79409-1163, Forensic Science Center,
Lawrence Livermore National Laboratory, PO Box 808, L-091, Livermore,
California 94550, Hobbs Bonded Fibers, 200 South Commerce Drive, Waco,
Texas 76710, and Edgewood Chemical Biological Center, U.S. Army Research,
Development and Engineering Command, AMSRD- ECB-RT-D, 5183 Blackhawk
Road, Aberdeen Proving Ground, Maryland 21010-5424