Front matter
Reading edition
WITH ILLUSTRATIONS AND DIAGRAMS
By Denman W. Ross, Ph. D.
LECTURER ON THE THEORY OF DESIGN IN HARVARD UNIVERSITY, FELLOW OF THE AMERICAN ACADEMY OF ARTS AND SCIENCES
BOSTON AND NEW YORK HOUGHTON, MIFFLIN AND COMPANY MDCCCCVII
COPYRIGHT 1907 BY DENMAN W. ROSS
ALL RIGHTS RESERVED Published April, 1907