New York: D. APPLETON & CO., 1, 3, & 5 Bond Street.

JOHN TYNDALL’S WORKS.


Essays on the Floating Matter of the Air, in Relation to Putrefaction and Infection. 12mo, cloth, $1.50.

On Forms of Water, in Clouds, Rivers, Ice, and Glaciers. With 35 Illustrations. 12mo, cloth, $1.50.

Heat as a Mode of Motion. New edition. 12mo, cloth, $2.00.

On Sound: A Course of Eight Lectures delivered at the Royal Institution of Great Britain. Illustrated. 12mo. New edition. Cloth, $2.00.

Fragments of Science for Unscientific People. 12mo. New revised and enlarged edition. Cloth, $2.50.

Light and Electricity. 12mo, cloth, $1.25.