Excerpt from A Study of Sand-Lime Brick In the preparation of this bulletin the authors wish to acknowledge gratefully the services rendered them by the Anderson Foundry and Machine Company in the use of their experimental plant for the manu facture of sand - lime bricks; to Mr. R. T. Stull, of the Department of Ceramics of the University of Illinois, for the use of kiln and accessories in fire tests; to Prof. A. N. Talbot, Mr. D. A. Abrams, and Mr. A. R. Lord, of the Laboratory of Applied Mechanics of the University of Illinois, for assistance given in testing, and for the use of the facili ties of the laboratory; to Prof. W. S. Bayley, for valuable suggestions in the use of the polarizing microscope; to the United States Brick Corporation and the Excelsior Brick Company, of Michigan City, Indiana, for samples of bricks used in some of the-tests, and to Mr. E'. B. Stephenson, of the Chemical Laboratory of the University of Illinois, for assistance in making photomicrographs. 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.