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schools, academies and families; revised and improved. Ac- 

 companied by a large and valuable Atlas. By Roswell C. 

 Smith : 12mo 312p — New York, published by Cady & Bur- 

 gess, 1850 ; deposited by Daniel Burgess, 17 December, 

 1850. 



Smith (Roswell C, A. M.) Improved Edition. Smith's Atlas; designed 

 to accompany the Geography. By R. C. Smith, A. M. : 4to — 

 New York, 1850, Cady & Burgess ; deposited by Daniel Bur- 

 gess, 17 December, 1850. 



Smith's Third Book in Arithmetic. Arithme- 

 tic on the Productive System ; accompanied by a Key and Cu- 

 bical Blocks. By Roswell C. Smith. Stereotype Edition : 

 12mo Slip — New York, published by Cady & Burgess, 1850; 

 deposited by John Paine, 17 December, 1850. 



A Key to Smith's New Arithmetic ;containing 

 operations of all the examples in that work performed at length, 

 with the reasons fully stated, wherever there is the least ap- 

 pearance of labor or difficulty. Designed to lessen the burden 

 of Teachers. By Roswell C. Smith: r2mo 134p — New York, 

 published by Cady & Burgess, 1850 ; deposited by John Paine, 

 17 December 1850. 



Smith's Introductory Arithmetic. The Little 

 Federal Calculator : consisting of questions and tables to em- 

 ploy the mind and fingers only ; designed particularly to go 

 before the slate and to prepare for it. By Roswell C. Smith. 

 Stereotyped Edition: 16rao 72p — New York, published by 

 Cady & Burgess, 1850 ; deposited by Roswell C. Smith, 17 

 December 1850. 



Practical and Mental Arithmetic, on a new 

 Plan : in which Mental Arithmetic is combined with the use of 

 the slate ; containing a complete system for all practical pur- 

 poses ; being in dollars and cents. Sereotype Edition, revised 

 and enlarged, with exercises for the slate. To which is added 

 a practical System of Book-Keeping. By Roswell C. Smith : 

 12mo 282p — New York, published by Cady & Burgess, 1850; 

 deposited by Roswell C. Smith, 17 December 1850. 



A Key to the " Practical and Mental Arithme- 

 tic ;" for the use Teachers. By Roswell C. Smith : 12mo 

 168p — New York, published by Cady & Burgess, 1850; de- 

 posited by Carter, Hendee & Co., 17 December, 1850. 

 Smyth (Rev. Thomas, D. D.) The Unity of the Human Races, proved to 

 be the doctrine of Scripture, Reason, and Science ; with a review 

 of the present position and theory of Prof. Agassiz. By the 

 Rev. Thomas Smyth, D. D. : 12mo 395p — New York, George 

 P. Putnam, 1850 ; deposited by George P. Putnam, 20 August, 

 1850. 



SxELL (Daniel W.) The Manager's Assistant ; being a condensed Treatise 

 on the Cotton Manuficture, with suitable explanations, &c. To 

 which are added various calculations, tables, comparisons, &c., 

 of service to the manufacturer and general reader. By Daniel 



