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RITCHIE'S PRINCIPLES OF GEOMETRY, familiarly Illus- 



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RITCHIE'S PRINCIPLES OF THE DIFFERENTIAL AND 



INTEGRAL CA LCULUS, familiarly Illustrated and applied to a variety of 

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BARLOW'S TABLES OF SQUARES, CUBES, SQUARE 



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PROFESSOR NEWMAN ON THE RELATIONS OF IREE 



KNOWLEDGE TO MORAL SENTIMENT. 8vo. Is. 



PROFESSOR RAMSAY. PASSAGES IN THE HISTORY 



OF GEOLOGY. 8vo. 1*. 



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