BAUSCH & LOMB OPTICAL C6., 
MANUFACTURERS OF 
Microscopes, Telescopes, 
PHOTOGRAPHIC LENSES, 
And other Optical Instruments. 
ROCHESTER, N. Y.—531-539 North St. Paul St. 
NEW YORK—37 Maiden. Lane. 
A catalogue with a number of improvements and additions in the line of 
Microscopes is in press now, and will be sent to any person interested in Mi- 
croscopy free on application. 
moO. AN TOA Ty PA PF Ht. 
E. MORRISON, 
PAPER WAREHOUSE, 
No. 805 D Street, Washington, D. C. 
Standard merperian i Pener, 11344 x 1634, 25 and 30 Ibs., at $4.50 and $5.50 per re 
pager overs, standard (1634 By 24), No. 1, $4.25; No. 2, $2.50; No. 3, wiv cs weasels 
so drying paper. 
‘ AGRICULTURAL SCIENCE. 
This magazine is devoted to the sciences underlying Agriculture, and con- 
tains a great deal of matter appertaining to Botany. 
ET IS STRICTLY SCIENTIFIC. 
Each number contains articles of original research, with abstracts —_ 
contributions in scientific publications of various countries. This is 
journal of iis kind in the English language. 
Subscription Price, $2.00 per Year. 
€. 8S. PLUMB, Editor and Publisher, 
Please mention Borantcat GAZETTE. GENEVA, N. ¥Y. 
