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The South African Mining Journal and Engineering Record, Vol. 27

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The South African Mining Journal and Engineering Record, Vol. 27

Part II; July 6, 1918 (Classic Reprint)
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Excerpt from The South African Mining Journal and Engineering Record, Vol. 27: Part II; July 6, 1918 He pointed out - that whereas in 1891 the average monthly output was the average monthly output {or 1917 was ozs., or In the early days the possibilities of the extension ofthe deposit were rapidly grasped and raked from end to end, and after the deep levels had become an established fact in 1892, the outlying work that had been done since con sisted mainly of, going over the ground that had already been tried again and again. Where then, he asked, has been the cause of improvement in succeeding years if the main facts of existence have been known for so long In reply to this question, he said, it had been one of method, partly evolved by experience gained locally, and also, in considerable measure, -by the judicious introduction of experience gained in other fields and other channels of knowledge in_the world. In-the early days those mines which started well on rich reefs continued their successful career and made the fortunes and reputations of many who, by foresight or good luck, secured control of them. Then came the steady hunt for 'gold in the gaps and on the exten sions of the proven mines. Following on the results of the prospecting trenches and mining operations' from the out crop, the most progressive method of the early days was to sink boreholes to cut the reef at comparativel shallow depths. The first of these was at the Village ain Reef. 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.
Release date NZ
May 4th, 2018
Audience
  • General (US: Trade)
Country of Publication
United Kingdom
Illustrations
102 Illustrations; Illustrations, black and white
Imprint
Forgotten Books
Pages
72
Publisher
Forgotten Books
Dimensions
152x229x4
ISBN-13
9781334348150
Product ID
26485179

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