54 William Blackwood & Sons' List. 



Modern Geometry of the Point, Straight Line, and 

 Circle. 



An Elementary Treatise. By J. A. THIRD, D.Sc., Headmaster of Spier's 

 School, Beith. 3s. 



Schoolmaster. ' ' Each branch of this wide subject is treated with brevity, 

 it is true, and yet with amazing completeness considering the size of the volume. 

 So earnest and reliable an effort deserves success." 



Journal of Education. "An exceedingly useful text -book, full enough 

 for nearly every educational purpose, and yet not repellent by overloading." 



Educational News. "A book which will easily take rank among the best of 

 its kind. The subject is treated with complete thoroughness and honesty." 



Mensuration. 



128 pp., cloth, Is. Also in Two Parts. Pt. L, Parallelograms and Tri- 

 angles. 64 pp. Paper, 4d.; cloth, 6d. Pt. II., Circles and Solids. 

 64 pp. Paper, 4d. ; cloth, 6d. Answers may be had separately, price 2d. 

 each Part. 

 Educational Times. "The explanations are always clear and to the point, 



while the exercises are so exceptionally numerous that a wide selection is offered 



to the students who make use of the book." 



Higher Arithmetic. 



For Ex-Standard and Continuation Classes. 128 pp. Paper, 6d. ; cloth, 8d. 

 With Answers, cloth, lid. Answers may be had separately, price 3d. 



GEOGRAPHY. 



Fifty -Fifth Thousand. 



Elements of Modern Geography. 



By the Rev. ALEXANDER MACKAY, LL.D., F.R.G.S. Revised to the 



present time. Pp. 300. 3s. 

 Schoolmaster. "For senior pupils or pupil-teachers the book contains all 



that is desirable It is well got up, and bears the mark of much care in the 



authorship and editing." 



One Hundred and Ninety-Sixth Thousand. 



Outlines of Modern Geography. 



By the SAME AUTHOR. Re vised to the present time. Pp. 128. Is. 

 These ' Outlines ' in many respects an epitome of the ' Elements ' are care- 

 fully prepared to meet the wants of beginners. The arrangement is the same 

 as in the Author's larger works. 



One Hundred and Fifth Thousand. 



First Steps in Geography. 



By the SAME AUTHOR. 18mo, pp. 56. Sewed, 4d. ; in cloth, 6d. 



