Bucket Eng taring Co. 
Process and Wood Engraving, Electro= 
typers and Manufacturers of Stereotyping 
and Engraving Machinery. 3* Si X 3=. S* 
80 y 2 North High Street , COLUMBUS , OHIO. 
American Entomological Co. 
1040 De Kalb Avenue, BRODKLYN, N. Y. 
Dealers in Insects, Entomological Supplies and manufacturers of the 
only genuine and original Schmitt Insect Boxes. 
BUILDERS of CASES and CABINETS in CORRECT STYLES 
New Price List of Lepidoptera and Coleoptera and Illustrated Catalogue 
of Entomological Supplies. No. 4, 1902, 1903. Dec. 1, 1902. Price, 5 cts. 
THE WILSON BULLETIN. 
A Quarterly Journal 
Devoted to 
The Study of Living Birds* 
The Official Organ of the Wilson Ornithological Chapter of the 
Agassiz Association. 
Its aim is to stimulate the study of living birds by the publica- 
tion of field work done by members of the Chapter. This work 
is planned to contribute to oue end and is therefore cumulative. 
The June number will contain a winter census of the birds of 
Lorain County, Ohio, besides other matter of general interest and 
value. Each number contains not less than forty pages of matter 
of interest to the student of birds. If you are interested in bird 
study at first hand, and wish to learn how others are studying, 
you will not miss seeing a copy of this up-to-date bird magazine. 
Write for a Free Sample Copy to LYNDS JONES, Oberlin, Ohio. 
