

JUST ISSUED 



AQUATIC MICROSCOPY 



FOR BEGINNERS 



OR 



Common Objects from the 

 Ponds and Ditches 



By DOCTOR ALFRED C. STOKES 



Fourth Edition 

 Revised and Enlarged 



An elementary, simple, and easily comprehended book, which 

 will serve as a guide to the beginner in the use of the micro- 

 •scope. Contains uncomplicated Analytical Tables or Keys lead- 

 ing to every subject, with similar Keys subdividing those topics. 

 In short, this book will be found an able assistant by teachers, 

 leaders in Xature-Study, and microscopical opticians. 



Send for a copy for free examination. 



ix+324 pages. 5% by 8. 198 figures. Cloth, $2.25 net. 



JOHN WILEY & SONS, Inc. 



Dept. B.— 432 Fourth Avenue, New York 

 London: Chapman & Hall, Ltd. 



Montreal, Can. : 

 Renouf Publishing Co. 



Manila. P. I. : 

 Philippine Education Co. 



AJS.-5-18 



