io6 



THE GUIDE TO NATURE 



The photograph represents W. G. 

 Ouackenbush and George Stratton of 

 Oxford, New York, in a strenuous race 

 on the beautiful Chenango River 

 which flows through the center of the 

 village. The photograph was taken 

 by Ernest L. Graeff of Oxford. 



Civilization is first and foremost a 

 moral thing. — Ameil. 



A Book of Lens Facts. 

 Messrs. Bausch & Lomb Optical Co. 

 of Rochester, N. Y., are sending out 

 a little note book of Lens information 

 and Tables giving all the facts' regard- 

 ing stop values, view angles, exposures 

 for moving objects, etc., in fact every- 

 thing of a tabular nature that you need 

 to know about a lens. They will be 

 sent gratis on application. 



-c*s%*arj-^ I ■ 



SOUTHERN FOX SQUIRREL (FLORIDA). 

 Photograph from life by Dr. R. W. Shufeldt. 



