KNAPP'S CHEMICAL TECHNOLOGY. 



Y; 



OR, CHEMISTRY 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 volumes, 'printed and illustrated in the highest style of art. 



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

 Volume Two, just ready, with two hundred and fitly wood engravings. 



SPECIMEN OF THE WOOD ENGRAVINGS. 



One of the best works of modern times—New York Commercial. 



ha^fo/man^^^ a8 il is ^cidedly the best of the series. Written by one wl 



rias for many years studied both theoretically and practically the nroeesses which he describes, the de- 

 scriptions are precise, and conveyed in a simple unpretending easily understood, 



Prehension ^^ *" &"**& ,nc '" de whhin *"« eUry^in? necessary to the entire coj- 

 Drovemr,^ Jhe work is also carefully brought down to include the most recent trn 



to whTh r.Jr" ^ dUCe r d Upon "5? f0 " tinen t of Europe, and thus 8 gives us full descriptions of P^wMg 

 firaTr.m* r * feren ? e ' * ^eguemfy made in other works, while many of them are. we believe, now for the 

 nrsi ume, presented in a complete state to the English reader.— Franklin Institute Journal 



addhfoll^^l h he vatua ) ),e ••iwwlic rna.ter contained in the original work, very extensive *«»*«* 

 Se general readef" l ° " Y l0e Cdi,or ' which are exceed,n W valuable, and of much interest to 



and 



erZwuL^X™^ ° f " otiein ?- "» » former number, the first volume of thi* excellent work, and of 

 'f f'i "' ? h n8e °f '« ». We need say Utile more, therefore, of its continuation, than thai 

 hi i,L V be chara « te < - of its predecessor, both in regard .o .he value of the original 'f eat ' se - K, 



R^, a » j v importance ot the additions which have been mad.- to it by the English e«l ior».-I*« 



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