WANTED TO BUY—Negatives of Birds, their Nests and Eggs, from Nature. Address, enclosing prints, FRANK M. CHAPMAN, American Museum of Natural History, New York City.


Successful Bird Photography

Requires the use of the very
BEST CAMERA and LENS

The Long Focus, Reversible Back, Solograph

Is constructed for special work of this kind, and the Lens and Shutter (the patented Bausch & Lomb "Unicum"), is particularly adapted for quick and accurate work.