gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1969.037.288.30 Book Reviews The History of the Earth's Crust: A Symposium H. R. A. 12 1969 37 288 536 536 Phinney R. A. The History of the Earth's Crust: A Symposium Princeton University Press Princeton 1968 viii+244 pp., 97 figs., 2 coloured pls. Price £6. 10s Copyright © 1969, The Mineralogical Society 1969