Written by Louis Agassiz, Geological Sketches explores the emergence and disappearance of the Ice Age and its geological significance in Europe and America. Based upon his articles first published in Atlantic Monthly, the book is 311 pp. divided into 10 chapters with some illustrations in the text and a small steel engraved portrait frontispiece. Hardbound in green cloth covers with gilt title on spine.

Louis Agassiz was born in Switzerland and worked extensively in Europe and the United States. In 1837, he was the first to propose that the Earth had been subject to a past ice age. He held positions at Harvard, Cornell, and was elected a foreign member of the Royal Swedish Academy of Sciences.

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Condition: B+

Pages are tight and lightly toned. Hinge is starting and the covers show some wear and the edges are bumped. There are occasional pencil notations in the text.