Abstract Quantum Theory of Magnetism. By R. M. White. Second edition. (Berlin, Heidelberg, New York: Springer-Verlag, 1983.) [Pp. xi + 277 + subject index.] Price DM 72,—/US $30·00 hard cover. Physics of Atoms and Molecules. By B. H. Bransden and C. J. Joachain. (Harlow, New York: Longman Group, 1983.) [Pp. xi + 674 + subject index.] Price £12·50 soft cover. Electron Correlations in Solids, Molecules, and Atoms. Edited by J. T. Devreese and F. Brosens. (New York and London: Plenum Press, 1983.) [Pp. xi + 421 + author and subject index.] Price US $55·00 hard cover (camera-ready typescript). The Neutron and its Applications 1982. Edited by P. Schofield. (London, Bristol: The Institute of Physics, 1983.) [Pp. xiv + 520 + author index.] Price £30·00 hard cover. Desorption Induced by Electronic Transitions DIET 1. Edited by N. H. Tolk, M. M. Traum, J. C. Tully and T. E. Madey. (Berlin, Heidelberg, New York: Springer-Verlag, 1983.) [Pp. xi + 268.] Price DM 74,—/US $29·50 hard cover. Gallium Arsenide and Related Compounds 1982. Edited by G. E. Stillman. (Bristol and London: The Institute of Physics, 1983.) [Pp. xvii + 646 + author index.] Price $35·00 hard cover (camera-ready typescript). Magnetism in Solids. Some Current Topics. Edited by A. P. Cracknell and R. A. Vaughan. (Edinburgh: Scottish Universities Summer School in Physics, 1983.) (Pp. x + 479 + subject index.) Price £22·00 hard cover (camera-ready typescript). (Obtainable directly from the publishers, University of Edinburgh, Department of Physics, Edinburgh EH9 3JZ.) Current Topics in Materials Science. Vol. 10. Edited by E. Kaldis. (Amsterdam and New York: North-Holland, 1983.) [Pp. vi + 497 + subject index.] Price Dfl. 250·00/US $106·50 hard cover. Masers and Lasers. An Historical Approach. By Mario Bertolotti. (Bristol: Adam Hilger, 1983.) [Pp. viii + 250 + subject and author index.] Price £16·00 hard cover. Introduction to Crystal Optics. By P. Gay. (London, New York: Longman Group, 1982.) [Pp. ix + 259 + subject index.] Price £6·95 soft cover. Electrostatics, 1983. Edited by S. Singh. (Bristol, London: The Institute of Physics, 1983.) [Pp. x + 260 + author index.] Price $20·00 hard cover.