Excerpt from The Mining Congress Journal, Vol. 8: February, 1922 The concentration of effort on one particular line; the development ofjust the right number of types to answer every need; the constant improvement in the design of each type; the scrupulous care with which all Waugh, machines are built and tested; and the positive guarantee of a big, responsible organization behind each one - these are some of the factors that have established with the mining frater nity an enduring faith in the name W'augh. 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.