PROFESSOR OF GEOLOGY AND MINEralogy, st. LAWRENCE UNIVERSITY

NEW YORK

G. P. PUTNAM'S SONS

182 FIFTH AVENUE

21 August, 1891.

From the Library of
F. H. Hodge, D. D.

COPYRIGHT, 1880, BY G. P. PUTNAM'S SONS.

BL 240 .047 100.2

ΤΟ

MY CONGREGATION

IN

MERIDEN, CONNECTICUT,

AND TO

THE PROFESSORS AND STUDENTS IN ST. LAWRENCE

UNIVERSITY, CANTON, N. Y.,

WHO FIRST GAVE THESE LECTURES A PATIENT HEARING,

THIS VOLUME

Is Affectionately Inscribed.