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NEW YORK. 



Works of: Barrili, Butti, Caccianiga. Capra- 

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 Farina, Fogazzaro, Giacosa, Neera, Negri, 

 Praga. Rovetta, Serao, and other leading writers, 

 always on hand. 



Catalogue mailed on application. 



FOR SALE 



SET OF 



SARGENT'S SILVA OF NORTH AMERICA 



Fourteen volumes in original boxes. Cost $350,00 net ; 

 offered at $265.00 net. Also a number of books on 



FORESTRY AND BOTANY 



Address W. W. ASHE 



FOREST SERVICE WASH NGTOW, D. C 



THE AST 



Issued monthly except February and August. $4.00 a year ; 

 single copies 50 cents. Foreign postage, 62 cents. 



W^\)t Uni^tt&it^ of Cljicago ^ttss 



CHICAGO AND NEW YORK 



WM. WESLEY & SON, LONDON 



ORATO 

 CTE 



Y GU 



1 



By PAUL G. HETNEMANN, Fellow in Bacteriology 



in the University of Chicago. 



158 pages, interleaved, with 37 illustrations, 

 i2mo, cloth; net $1.50, postpaid $1.61 



A clear and concise presentation of bac- 

 teriological technique, designed princi- 

 pally as a manual for the medical stu- 

 dent, but highly useful also as a reference 

 book for the biological teacher and in- 

 vestigator, as well as for practical work- 

 ers in the fields of medicine and hygiene. 



" The instruction given is cl 

 practical exercises are well 



( London ) . 



"A book such as this must facilitate very greatly the 

 practical class work, for which it is most excellently 

 adapted.'^ — A merican Journal of Medical Sciences, 



** The directions are clear and concise, and every stage 

 - . . . is described so carefully that it is hard to see how 

 the student can go astray. Physicians who are rusty 

 i» bacteriologv cannot do better than buy this little 

 book. . , , .The book is beautifttlly printed and 

 bound." — American Journal cf Clinical Medicine^ 



and 

 selected." 



, and the 

 The Lancet 



rrtV4%»%^ 



ADDRESS DEPT. P 



THE tnSIVERSITY OF CHICAGO PRESS 



CHICAGO 



AND 



NEW YORK 





-ii 



i\ 



w 



5 



\ 



V 



S 



J 



■T^' 



'It 



School 



and 



e Use 



Can be imported free of 

 duty at a saving of 

 from 35 to 40% from the 

 American prices. We 

 import microscopes for 

 the largest institutions 



in the country. 



^fe- 



. '%:■■ 



iiie New 

 Reflecting lantern 



fof showing on the screen opaque object*, 

 book illustratipnsj engravings and lantern 

 slides, is the most perfect instrument of its 



ctachable Book-Holder. 



kind. It ] 

 Concentrat 



Shows 



es 



light on the 



n 



matter corre 



3T!!crn Slides 



n 



Microscopic 



iUustrating Botany, Geology 

 Listb on i 



other scien 



ication 



BROUT^ 



Dept. 



918Chesliiui St^Fhiladelph 



» 



31-45 W. 



PH ST.. CHICAGO 



^^^^\i 



'Ik 



Botanical Apparatus and 



for MorphoIogT, Physiology, Ecology 



SPECIAL TrES 



Potomet^, Clinostats. Auxometsr, Wardiaa 



Cases. Clement's Photometer, Etc. 



