12 



TABLES OF LOGARITHMS FOR ENGINEERS AND 

 MACHINISTS: 



Containing the Logarithms of the Natural Numbers, from 1 to 

 1.00000, by the help of Proportional Differences. And Loga- 

 rithmic Sines, Cosines, Tangents, Co-tangents, Secants, and Co- 

 secants, for every Degree and Minute in the Quadrant. To 

 which are added. Differences for every 100 Seconds. By Oliver 

 Byrne, Civil, Military, and Mechanical Engineer. In One 

 Volume, 8vo. cloth $1 



TWO HUNDRED DESIGNS FOR COTTAGES AND 

 VILLAS, &c. &c. 



Original and Selected. By Thomas U. Walter, Architect of 

 Girard College, and John Jay Smith, Librarian of the Phila- 

 delphia Library. In Four Parts, quarto $10 



ELEMENTARY PRINCIPLES OF CARPENTRY. 



By Thomas Tredgold. In One Volume, quarto, with nume- 

 rous Illustrations $2.50 



A TREATISE ON BREWING AND DISTILLING, 



In One Volume, 8vo. (In press.) 



FAMILY ENCYCLOPEDLA. 



Of Useful Knowledge and General Literature ; containing 

 about Four Thousand Articles upon Scientific and Popular Sub- 

 jects. With Plates. By John L. Blake, D. D. In One Volume, 

 8vo, full bound $5 



SYSTEMATIC ARRANGEMENT OF COKE'S FIRST 

 INSTITUTES OF THE LAWS OF ENGLAND. 



By J. H. Thomas. Three Volumes, Svo, law sheep $12 



AN ACCOUNT OF SOME OF THE MOST IMPORT- 

 ANT DISEASES OF WOMEN. 



By Robert Gooch, M. D. In One Volume, Svo, sheep. ..$1.50 



