Excerpt from Operating Regulations: To Govern Coal-Mining Methods and the Safety and Welfare of Miners on Leased Lands on the Public Domain, Under the Act of February 25, 1920 (Public No; 146) The following expressions wherever used in these regulations shall have the meaning now designated, viz: Mining supervisor.-the agent appointed by and acting for the Secretary of the Interior to supervise all the coal-mining operations under these regulations. 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.