NATURAL History STORE. 
ESTABLISHED IN 1859. 
No. 168 TREMONT STREET, 
BOSTON. 
W. J. KNOWLTON, 
(SUCCESSOR TO BREWSTER & KNOWLTON) 
DEALER IN 
Birds, Minerals, Fossils, Shells, 
AND 
OBJECTS OF NATURAL HISTORY FROM 
ALL PARTS OF THE WORLD. 
NATURALISTS, TAXIDERMISTS’, 
AND MINERALOGISTS’ SUPPLIES, 
BIRDS’ HYVES AT LOWHST PRICES. 
Send for Catalogue. 
