Editor

by Maarten de Wit ... [et al.], Bernard Price Institute of Geophysical Research, University of the Witwatersrand ; in collaboration with Frances Delaney (Commission for the Geological Map of the World) [et al.] ; scientists from many countries assisted in the compilation of this map, contributions from the following colleagues were of special value, J Anderson ... [et al.] ; isotope groups B.P.I.--Johannesburg ; digital cartography by Cangraphics Data Statems, Canberra, Australia Raster scanning, digital cartography, and colour separation by Tennyson Graphics, Melbourne, Australia | Local: Tulsa, Okla | American Association of Petroleum Geologists