Fluides Relativistes. By H. A RZELIÈS . Masson et Cie, 1971. 209 pp. 80F. Aerodynamik des Flugzeuges , Band II. 2nd edition. By H. S CHLICHTING and E. T RUCKENBRODT . Springer-Verlag, 1969. 514 pp. DM76 or $19.00. Radiation Heat Transfer. By E. M. S PARROW and R. D. C ESS . Brooks/Cole Publishing Co. 1970. 340 pp. Solid–Liquid Flow Abstracts. 3 volumes. Compiled by G. F. R OUND . Gordon and Breach, 1969. 1046 pp. £45 or $108. Anwendung von Ähnlichkeitstransformationen auf Kanalströmungen der Magnetogasdynamik. By D IETMAR F LORIANI . University of Innsbruck Press, 1971. 78 pp. S198. Proceedings of the 12th International Congress of Applied Mechanics, Stanford University, August 1968. Edited by M. H ETENYI and W. G. V INCENTI . Springer-Verlag, 1969. 420 pp. Proceedings of the 18th Japan National Congress for Applied Mechanics, 1968. Published by Science Council of Japan, 1970. 188 pp. Proceedings of the Second International Conference on Numerical Methods in Fluid Dynamics. Edited by M. H OLT . Springer-Verlag, 1971. 462 pp. DM28 or $7.70. Geophysical Fluid Dynamics. Gordon and Breach. Price per volume of four issues $15.50 (in U.K.) or $41.00. Handbook of Elliptic Integrals for Engineers and Scientists. 2nd edition. By P. F. B YRD and M. D. F RIEDMAN . Springer-Verlag, 1971. 358 pp. DM64 or $17.60.