Scotland illustrated in a series of views taken expressly for this work by Messrs. T. Allom, W. H. Bartlett, and H. M'Culloch. By William Beattie.

2

Monographies d'échinodermes, vivans et fossiles / par Louis Agassiz.

Liv. 1-3

Life, letters, and works of Louis Agassiz, by Jules Marcou.

2

Louis Agassiz; his life and correspondence, ed. by Elizabeth Cary Agassiz.

2

History of the inductive sciences : from the earliest to the present time / by William Whewell.

v. 2