The Warblers in Color. 



' \ Bird-Lore begins in its De- 



'cmber issue, the publication 

 ')f a series of beautifully 

 culored plates, accurately 

 representing all the plum- 

 ages of North American War- 

 blers. 



This number, with a Christ- 

 mas card of a before unpub- 

 lished view of John Bur- 

 roughs' Cabin, " Slabsides," will be sent free to all subscribers to Vol. 

 VI, 1904, of this magazine. Or, on receipt of one dollar, we will send 

 the magazine and the card inscribed with your name as donor of Bird- 

 Lore for 1904, in time to be received as 



A CHRISTMAS PRESENT. 



20 Cents a Number. 1.00 a Year. 



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Mineral Calcareous Tufa 



Showing the organic inclusions interestingly. Specimens suitable for 

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