THOUGHTS ON RELIGION.

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SHUTE, DR. D. KERFOOT.

FIRST BOOK IN ORGANIC EVOLUTION.

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MACH, ERNST.

THE SCIENCE OF MECHANICS.

A Critical and Historical Exposition of its Principles. Translated by T. J. McCormack. 250 cuts. 534 pages. ½ m., gilt top. $2.50 (12s. 6d.).

POPULAR SCIENTIFIC LECTURES.

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