Abstract
Materials Science in Dentistry, by E. H. Greener, J. K. Harcourt, and E. P. Lautenschlager. Williams and Wilkins Co., Baltimore, 1972, $19.75.
Clinical Nephrology, R. Kluthe, ed., a bimonthly journal. Dustri-Verlag Dr. Karl Feistle, Bahnhofstrasse 5, Postfach 27, D-8024 Munchen-Deisenhofen, Germany, annual subscription $25; single copies $4.90.