1914


BY THE SAME AUTHOR

Identification of the Economic Woods of the United States.
8vo, vi + 117 pages, 15 figures. Cloth, $1.25 net.


TO THE STAFF OF THE FOREST PRODUCTS LABORATORY, AT MADISON,
WISCONSIN IN APPRECIATION OF THE MANY OPPORTUNITIES AFFORDED AND
COURTESIES EXTENDED THE AUTHOR




PREFACE



This book was written primarily for students of forestry to whom
a knowledge of the technical properties of wood is essential.
The mechanics involved is reduced to the simplest terms and
without reference to higher mathematics, with which the students
rarely are familiar. The intention throughout has been to avoid
all unnecessarily technical language and descriptions, thereby
making the subject-matter readily available to every one
interested in wood.

Part I is devoted to a discussion of the mechanical properties