MAtHEMATldS. 29 



Halsted.— THE elements of geometry. B^GEOKck. 

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Mault.^NATURAL GEOMETRY :/ an Introduction to the 

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 Exercises,, and Additional Theorems and Examples. Globe 8vo. 



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 . ELEMENTARY MENSURATION, with exercises in the men- 

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 Syllabus of Plane Geometry (corresponding to Euclid, 

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Syllabus of Modern Plane Geometry. — Association 



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TRIGONOMETRY, 



Beasley.— AN elementary treatise ON plane 



TRIGONORtETRY. With Examples. By V.. D. BeaslSy, 

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