Charge-coupled Devices. Edited by D. F. Barbie. Springer Series Topics in Applied Physics, Vol. 38. (Berlin, Heidelberg, New York: Springer-Verlag, 1980.) [Pp. xi+180.] Price DM69,--/$40.80; Electronic Imaging. Edited by T. P. McLean and P. Schagen. (London, New York: Academic Press, 1979.) [Pp. x+522.] Price £35.20/$84.50