Excerpt from Notes on Sampling and Testing: The Handbook of the Manchester Chamber of Commerce, Testing House and Laboratory During the last ten years the scope of work of the Testing House has widened to a considerable extent, and there has been a Very large increase in the yearly number of samples submitted. In 1903, when this publication was first number of samples tested was considerably less than half the number tested in 1912. 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.