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A. E. FOOTE, M 



^ 



No. 



1223 BELMONT 



AVENUE, 





PHILADELPHIA, 



PA. 



Twin Crystal Zircon. 



Copies of Naturalist's 

 Leisure Hour, 32 pages, 

 given free on applica- 

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 closed, the subscriber's 

 edition, on heavy paper, 

 is sent. 



Please state in what I 



Department of Science 1 



you are specially in- WJ 

 terested. 



$ciei]ffic and Medical Booty, fflineM?,^ \ 



And other objects of NA TUBAL HISTORY. 



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