F, W. DEVOE & GO, 
ESTABLISHED 1852. 
OFFICES, COR. FULTON AND WILLIAM STREETS, 
* New York. * 
3) ARTISTS’« MATERIALS € 
Sketching Outfits of all kinds. 
Tube Colors, Water Colors, Crayons, Drawing Papert, 
Canvas, Brushes, Oily and Mediums. 
Mathematical Instruments. 
flouse Painters’ Colors. ¥regéo Colors. 
Fine Varnishes. 
CORRESPONDENCE INVITED. CATALOGUES OF OUR DIFFERENT DEPARTMENTS TC 
RESPONSIBLE PARTIES. 
COFFIN, DEVOE & CO, : 176 RANDOLPH ST., CHICAGO. 
THE BOTANICAL GAZETTE, 
A monthly journal of 24 to 30 pages, well illustrated, devoted to botany in all 
its branches, and containihg articles of interest to both the professional and the 
amateur botanist. 
The seventeenth volume begins with January, 1892. $2.50 a year; 25 cents 
anumber. Address: 
Pror. JOHN M. COULTER, Crawfordsville, Ind. 
Pror. CHARLES R. BARNES, Madison, Wis. 
Pror. J. C. ARTHUR, LaFayette, Ind. 
WILLIAM WALES, 
Fort Lee, N. -J.-> 
MANUFAOTURER OF 
FIRST-CLASS MICROSCOPE OBJECTIVES. 
MICROSCOPES FURNISHED OF ALL MAKES—ZENTMAYER'S AL- 
WAYS ON HAND. INSTRUMENTS ORDERED IN NEW 
YORK CITY SENT ON APPROVAL. 
DISCOUNT TO COLLEGES. 
