Gypsum Products

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Excerpt from Gypsum Products: Their Preparation and Uses In response to requests from the public, received by bureaus of the Department of the Interior, for information about the method of making gypsum plaster, the writer has prepared the general description given in this paper, which is based on various published reports, including the bulletin on gypsum and salt in Oklahoma, by the Oklahoma Geological Survey, 6 the volume on gypsum in Canada by the Mines Branch, Department of Mines, Canada} and on the writer's knowledge of the subject from observation in gypsum quarries, mines, and mills. Furthermore, the manuscript. Received in June, 1916, careful reading and criticism by engineers of the largest producers of gypsum products in the United States, by the manager of a company operating in several States, and by the president of a small gypsum company. Therefore, the information presented may be considered up to date and in accordance with general practice. The paper is published by the Bureau of Mines as one of a series of reports on mineral technology. 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.