Excerpt from Report of the Eighteenth Annual Meeting of the South African Association for the Advancement of Science: Being Volume XVII of the South African Journal of Science; Bulawayo 1920, July 14-17 The Objects of the Association are z - TO give a stronger impulse and a more systematic direction to scientific enquiry; to promote the intercourse of societies and individuals interested in Science in different parts of South Africa; to obtain a more general attention to the Objects of pure and applied Science, 'and the removal of any disadvantages Of a public kind which may impede its progress. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.