COMMON SCHOOLS, HIGH SCHOOLS, NORMAL SCHOOLS,
ACADEMIES, ETC.

BY

EDWARD BROOKS, A. M., PH. D.,

66

PRINCIPAL AND PROFESSOR OF MATHEMATICS IN PENNSYLVANIA STATE NORMAL
SCHOOL, AND AUTHOR OF "THE NORMAL SERIES OF ARITHMETICS," NORMAL
ELEMENTARY ALGEBRA," "NORMAL GEOMETRY AND TRIGONOMETRY,"
PHILOSOPHY OF ARITHMETIC," ETC.

"Theory and Practice, properly combined, give the desirable results of mental
power and business capacity."

PHILADELPHIA

SOWER, POTTS & COMPANY

530 MARKET ST. AND 523 MINOR ST.

NARVARD COLLEGE LIBRARY
GIFT OF THE

GRADUATE SCHOOL OF EDUCATION
23 My

BY

COPYRIGHT

BY EDWARD BROOKS, A. M.

1877.

STEREOTYPED & PRINTED

THE INQUIRER P. & P. CO.,

LANCASTER, PA.