KNAPP'S CHEMICAL TECHNOLOGY. 



Y; 



OR, CnEMISTRY APPLIED TO THE ARTS AND TO MANUFACTURES. 



BY DR. F. KNAPP, 



Professor at the University of Giessen. 



Edited, with numerous Notes and Additions, by 



DR. EDMUND RONALDS, and DR. THOMAS RICHARDSON. 



First American Edition, with Notes and Additions, 



BY PROFESSOR WALTER R. JOHNSON. 



In two handsome octavo 4 volumes, printed and illustrated in the highest style of art. 



Volume One, lately published, with two hundred and fourteen large wood engravings. 

 Volume Two, now ready, with two hundred and fifty wood engravings. 



SPECIMEN OF THE WOOD ENGRAVINGS. 



One of the best works of modern times.— New York Commercial. , ne wn o 



We think it will prove the most popular, as it is decidedly the best of the series. \\ ""**$,"% ■ the de- 



« fa* mo.»xr tr^nwc «.t»i,i; A ,i K«»h i w*.n.» A ti Aoi iv onH nmptirallv thft nrocesses which ne nesc » 



has for many years studied both theoretically and practically the processes wnicn ne l,c, "r | "'' i r ili i e „tood, 



_t-« L >___: , , , :L , ^pretending style, so that they are easil) «nd«r 



r - "9 necessary to the entire 



nto include the most re 

 nil descriptions of proc 



"which reference ia frequently made in other works", while many of them are. we believe, now or 



•criptions are precise, and conveyed in a *impie unpreienamg siyi©, »** "•«* "»«j -••»-■-» entire com- 

 while they are sufficiently full in detail, to include within them everything necessary to m i *« im- 



prehension of the operations. The work is also carefully brought down to include the m °* 1 ases to 

 provements introduced upon the continent of Europe, and thus gives us full descriptions oif fif 



time, presented in a complete stale to the English reader —Franklin Institute Journal - €t American 

 In addition to the valuable scientific matter contained in the original work, very exte >m "rj t0 t he 



additions have been made to it by the editor, which are exceedingly valuable, and of mucn u» 



general reader. . , ^^mion and rare 



The publishers have spared no pains in bringing out a work of superior mechanical "ecuiiu ed m 



excellence, with numerous skillfully engraved cuts, designed to illustrate the various raw*" d h i g hly 

 this work. We feei confident that, as atruly useful publication, it will be eagerly sought alter * 

 appreciated .— JV. Y. Farmer and Mechanic. 



