Thurst on's Materials of Engineering* 3 vols., 8vo, $8 00 



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Wood's Resistance of Materials 8vo, 2 00 



MATHEMATICS. 



CALCULUS GEOMETRY TRIGONOMETRY, ETC. 



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Ballard's Pyramid Problem 8vo, 1 50 



Barnard's Pyramid Problem 8vo, 1 50 



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Craig's Linear Differential Equations 8vo, 5 00 



Davis's Introduction to the Logic of Algebra 8vo, 1 50 



Halsted's Elements of Geometry t ..8vo, 1 75 



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Johnson's Curve Tracing 12mo, 1 00 



" Differential Equations Ordinary and Partial 8vo, 350 



Integral Calculus 12mo, 150 



Unabridged. 



Least Squares 12mo, 1 50 



Ludlow's Logarithmic and Other Tables. (Bass.) 8vo, 2 00 



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Mahan's Descriptive Geometry (Stone Cutting) 8vo, 1 50 



Merriman and Woodward's Higher Mathematics 8vo, 5 00 



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Parker's Quadrature of the Circle 8vo, 2 50 



Rice and Johnson's Differential and Integral Calculus, 



2 vols. in 1, 12mo, 2 50 



Differential Calculus 8vo, 300 



Abridgment of Differential Calculus 8vo, 1 50 



Searles's Elements of Geometry 8vo, 1 50 



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Warren's Descriptive Geometry 2 vols., 8vo, 3 50 



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" Higher Linear Perspective 8vo, 350 



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" Primary Geometry 12mo, 75 



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