BY

FREDERICK ELMER BOLTON, PH.D.

DIRECTOR OF THE SCHOOL OF EDUCATION IN

THE STATE UNIVERSITY OF IOWA

AUTHOR OF "THE SECONDARY SCHOOL SYSTEM OF GERMANY"

CHARLES SCRIBNER'S SONS

NEW YORK

CHICAGO

BOSTON

ELS

LB1052
13567
.63

COPYRIGHT, 1910, BY

CHARLES SCRIBNER'S SONS

E

PRINTED AT
THE SCRIBNER PRESS

NEW YORK, U. S. A.