P. Cloud and a Committee of the National Academy of Sciences—National Research Council. Resources and Man. San Francisco (W. H. Freeman). 1970. 259 pp., 54 figs. Price $2.95 (24s.).

P. Cloud and a Committee of the National Academy of Sciences—National Research Council. Resources and Man. San Francisco (W. H. Freeman). 1970. 259 pp., 54 figs. Price $2.95 (24s.). - Volume 37 Issue 291