The collected papers of Paul Ehrlich. Vol. I: Compiled and edited by F. Himmelweit, Director, Dept. of Virus Research, The Wright-Fleming Institute, St. Mary's Hospital Medical School, London. With the assistance of Martha Marquardt and under the editorial direction of Sir Henry H. Dale. Pergamon Press, London and New York 1956. 653 pp. Price $85.00 for set of 4 volumes