106. 



Lindsey, Mr. Wilton J. , Production Division, Atomic Energy Commis- 

 sion, Washington 25 , D. C. 

 Loofbourow, Mr. R. L., Professional Engineer , 4032 Queen Avenue, 



South Minneapolis 10, Minn. 

 MacMurray, Mr. Lloyd, Department of Sanitary Engineering h Water 



Resources, Johns Hopkins University, Baltimore 18, Md. 

 Maxwell, Dr. John C . , Department of Geology, Princeton University, 



Princeton, N. J. 

 Melvin, Dr. John H. , Chief, Division of Geological Survey, Orton Hall, 



Ohio State University, Columbus 10, Ohio 

 Morgan, Mr. James M. , Department of Sanitary Engineering &: Water 



Resources, Johns Hopkins University, Baltimore 18, Md. 

 Morton, Mr. Roy J. , Health Physics Division, Oak Ridge National 



Laboratory, P. O. Box P, Oak Ridge , Tenn. 

 Newell, Mr. J. F., Atomic Energy Commission, Washington 25, D. C. 



Pecsok, Mr. Donald A., Senior Assistant Sanitary Engineer , U. S. 



Public Health Service , Cincinnati, Ohio 

 Piper, Mr. A. M., Staff Scientist, Pacific Northwest, U. S. Geological 



Survey, Box 3418, Portland 8, Ore. 

 Prescott, Mr. Gordon W., P. O. Box 259, Hot Springs, S. D. 



Renn, Mr. Charles, Department of Sanitary Engineering & Water Re- 

 sources, Johns Hopkins University, Baltimore 18, Md. 



Riley, Mr. Leonard B . , Geochemistry & Petrology Branch, U. S. 



Geological Survey, Denver Federal Center, Denver, Colo. 



Roedder, Dr. Edwin W., Geochemical & Petrology Branch, U. S. 

 Geological Survey, Washington 25, D. C. 



Russell, Dr. Richard J. , Dean of the Graduate School, Louisiana State 

 University, Baton Rouge 3, La. 



Seal, Mr. Morgan S., U. S. Public Health Service, Department of 

 Health, Education and Welfare, Washington 25, D. C. 



Struxness, Mr. E. G. , Director, Waste Disposal Project, Health 



Physics Division, Oak Ridge National Lab. , P.O. Box P, 

 Oak Ridge, Tenn. 



Taylor, Mr. Ralph E . , Production Department , Humble Oil &; Refining 

 Company, Humble Building, Houston 1, Texas 



Theis, Dr. Charles V., Staff Scientist , U. S. Geological Survey, Box 

 302, University Station, Albuquerque, N. M. 



Thomas, Dr. Harold A. , Jr. , Associate Professor of Sanitary Engineer- 

 ing, Div. of Applied Science , 223 Pierce Hall, Harvard 

 University, Cambridge 38, Mass. (Repr. NAS-NRC Div. 

 Medical Sciences) 



