Library of 19^th Century Science:
The Golden Age of Geology



CONTRIBUTIONS

to

THE NATURAL HISTORY

of the
  
  UNITED STATES OF AMERICA

by

LOUIS AGASSIZ

First Monograph

in Three Parts - I. Essay on Classification - II. North American Testudinata - III. The Embryology of the Turtle

With Thirty-Four Plates

Volume I and Volume II

BOSTON:
LITTLE, BROWN AND COMPANY.
LONDON:
TRUEBNER & CO.

1857.

This electronic edition prepared by Dr. David C. Bossard
from original documents in the library holdings of
Dartmouth College, Hanover New Hampshire.

December, 2005.

Copyright © 2005 by David C. Bossard.