This groundbreaking work by Alexander Logie Du Toit compares the geology of South America and South Africa, highlighting the similarities and differences between the two continents. With detailed maps, charts, and illustrations, Du Toit provides a wealth of information for geologists, scientists, and anyone interested in the history and formation of the earth's crust. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.