The Mortar-Making Qualities of Illinois Sands (Classic Reprint)

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Excerpt from The Mortar-Making Qualities of Illinois SandsThe work was made possible in a large measure by the courtesy of a number of city engineers of the State in furnishing samples of sand and acknowledgment is here made of their co-operation. The following list gives the cities whose engineers furnished samples of sand for these tests, together with the reference numbers used to designate the various samples. In several instances the locality from which the sand was ob tained is not the same as the city furnishing the sample, and the name given any particular sand in the following tables and discussion is that of the location of the deposit from which the sample was taken.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.