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CONCRETE FROM SAND MOLDS

SAND MOLDS

A Practical Treatise

66

Explaining a Simple System of Molding Ornamen-
tal and Plain Concrete or 'Cast Stone' with
Molds of Wet Sand. This process here-
tofore held as a Trade Secret will
successfully Mold every class
of Ornamental Concrete
work desired.

"Clay

By A. A. HOUGHTON
Author of "Ornamental Concrete Without Molds,
Models and Plaster Molds for Ornamental Concrete,"
"Practical Use of Concrete," Etc.

SCIENCE

FULLY ILLUSTRATED

New York

THE NORMAN W. HENLEY PUBLISHING CO.

132 Nassau Street

1910

Copyrighted 1910
by

THE NORMAN W. HENLEY PUBLISHING CO.

NOTE-The text of this book being entirely original and the illustrations contained therein having been specially made by the publishers for this book, it will be considered an infringement if either is made use of without permission.

147121 OCT 15 1910 SDKC •H81

6131439

C

PREFACE

IT IS not the purpose of the writer to make this a book filled with technical explanations, that cannot be grasped by the average reader, but to give in the plainest language a complete and comprehensive explanation of the process of molding every class of concrete work or "cast stone" with the use of molds made from wet sand. Every care has been used to make the exact meaning clear, as the writer must assume that the reader is entirely unacquainted with the principia of this process, and wants information that will enable him to apply it to his every-day work.

The work that can be accomplished with sand molds is unlimited in scope, the undeniable fact that the combination of a clay pattern with an easily separable material for the mold places at the command of anyone, a means for the reproduction in concrete of any work, without limit to the size, shape, or the degree of ornamentation upon its surface. The sand of mold permits. it to be broken up and removed from the center of a vase or jug, the inside of a ball or any work

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