C.: t Addressees: Dr. William J. Bair Manager, Environment, Health and Safety Research Program Battelle-Pacific Northwest Laboratory P. 0. Box 999 Richland, Washington 99352 Dr. Chester W. Francis Environmental Sciences Division Oak Ridge National Laboratory P. Q. Box X Oak Ridge, Tennessee 37830 Dr. Richard 0. Gilbert Energy Systems Department Battelle-Pacific Northwest Laboratory P. 0. Box 999 Richland, Washington 99352 Dr. John W. Healy H Division - Health Research Los Alamos Scientific Laboratory P. 0. Box 1663 Los Alamos, New Mexico 87545 Dr. Roger 0. McClellan Director, Lovelace Inhalation Toxicology Research Institute P. 0. Box 5890 Albuquerque, New Mexico 87115 Dr. Chester R. Richmond Associate Director, Biomedical and Environmental Sciences Oak Ridge National Laboratory P. 0. Box X Oak Ridge, Tennessee 37830 Dr. William L. Templeton Associate Manager, Ecosystems Dept. Battelle-Pacific Northwest Laboratory P. 0. Box 999 Richland, Washington 99352 Dr. Roy C. Thompson Biology Department Battelle-Pacific Northwest Laboratory P. 0. Box 999 Richland, Washington ACrE Type eRTN 99352 erage oe peop sues Dr. John A. Auxier Director, Health Physics Division Oak Ridge National Laboratory P. 0. Box X Oak Ridge, Tennessee 37830