Excerpt from Measurement of Time and Tests of Timepieces: December 1, 1914 The functions of the Bureau of Standards include the testing and com parison with standards of various kinds of measuring apparatus, and the certification of the accuracy of such instruments. The principal Object of this standardization is to bring about better agreement with the standards of the United States of all measuring apparatus used in the comparison of physical quantities, and to increase the accuracy of measurement of the physical and chemical properties of matter. This service is performed for the public, as well as for the various departments of the National and State Governments. 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.