UNIVERSITY OF CALIFORNIA DONNER LABORATORY BERKELEY 4, CALIFORNIA R- AQ SBE Dr, Robert A. Conard Brookhaven National Laboratory, Hldg. 4~490 Upton, Long Island New York Dear Baoft, Enclosed are our data on red cell volume, fflasma volume, total body water, and body density of adult humans. pdy water is given in kilograms and need only be divided by 0,9 p convert to liters. I have included some recent data on naleé ay alter somewhat the regression line shown on the chart o you and Leo a year or two ago. It may be advisahé statistician determine a new regression line, You are welcome to use the limiting its publication to y, to L. R. L. and me, I would appreciate weyth a brief acknowledgement William E, Siri WES/pb Enclosures