Parke, Davis & Co., 

 MANUFACTURING CHEMISTS, 



DETROIT, MICHIGAN, U. S. A. 



HERBARIUM DEPARTMENT, 



For Exchange— ^^r\-^ thousands of specimens, to which 

 are constantly adding collections from our agents in various pari 

 the world. Physicians making collections will do well to sent 

 their lists, as we use many of the common species in exchange. 



All vegetable forms (sent in duplicate) named for the specim 



LABORATORV AND GENERAL OFFICES:- 

 BRANCH OFFICE AND WAREHOUSE: 



Detroit: McDougal Ave., Atwater St., 



Joseph Campau Ave. and Guoin St. 

 , New York : 60 Maiden Lane. 



21 Liberty St. 



SCIENTIFIC DEPARTMENT 



ANALYTICAL CHEMISTRY: Under charge of A. B. Lyons, A. M., M. D. 

 PHARMACOLOGY: Under charge of F. E. Stewart, M. D., Ph. G. 

 BOTANY: Under charge of H. H. Rusby, M. D., Curator of Herbarium 



