BOOKS IN REVIEW — GSC products

The Geological Survey of Canada (GSC) has released on CD-ROM a new geological map (Open File 2559) and an integrated collection of geoscience data (Open File 2743), including both geological and geophysical maps.

Open File 2559: Hoffman, P. and Hall, L., 1993, “Geology, Slave Craton and Environs, District of Mackenzie, N.W.T. (1:1,000,000),” $60. Open File 2743: Broome, H.J., Viljoen, D. and the NATMAP Digital Working Group, 1993, “Preliminary Release: Selected Geoscience Data for the NATMAP Shield Margin Project Area, Manitoba and Saskatchewan,” $150. To order, contact The Bookstore, Geological Survey of Canada, 601 Booth St., Ottawa, Ont. K1A 0E8.