VI ; THE OOLOGIST 



ADVERTISERS 



THE OOLOGIST is by far the best advertising medium in 

 America for all who have things to dispose of which interest 

 those who make any branch of Natural History either a pro- 

 fession or a hobby, Field glasses, cameras, cabinets, natural 

 history books, and specimens of all kinds are in constant 

 use by its readers. Asa medium of exchange between those 

 having specimens it is without a peer. Place your 1917 

 contract NOW. - 



**It might interest you to know that my ad of last year netted me some- 

 thing over fifty dollars and gained a number of regular and worthy cor- 

 respondents who I would perhaps have known by name only had it not 

 been for The Oologist." 



LOUIS S. KOHLER. 



January 3, 1916. 



"Please omit my exchange notice in the magazine as I have completely 

 disposed of my duplicate sets." 



WALTER A. GOELITZ. 



"Your publication of last exchange notice brought immediate inquiries 

 and I effected a prompt sale of my cabinet offered. It aho introduced me 

 to new correspondents." 



REV. H. W. WHEELER, 



Jonesboro. Ark. 



