a ENE MICROSCOPES 
GDE ox of eet z style and price, suited 
N ll kinds of work. 
A new series of lenses 
for dissecting work have 
recently been perfected by 
us which have unusually 
long working distance and 
a : large flat field. These 
for Anatomical Work. lenses are offered at 
prices less than any lenses of equal quality heretofore 
in use. The new Dissecting Stands are all nickeled 
metal with glass stage. ~ Catalog free. 
Sample copy JOURNAL OF APPLIED MICROSCOPY on request. 
BAUSCH & LOMB OPTICAL CO. 
NEW YORK OFFICE OFFICE: 
25th Street and Broadway, ROCHESTER, N. Y. pacer 4 Washington Streeta, 
ownsend Bldg. Stewart Bldg. 
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SYLLABUS OF LECTURES ON THE 
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IMPORTANT PERIODICAL PUBLICATIONS 
JOURNAL OF MORPHOLOGY. 
Edited by C. O. WHITMAN, Head-Professor of rea University of ereet 
Crown 8vo. Three numbers a volume of 100 to 150 pages each, with fro 
five to ten double lithographic plates. Sale pios price, $9.00 per sa te ; 
single copy, $3.50. 
ZOOLOGICAL BULLETIN. 
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isted by a number of collaborators. Subscription price, $3.00 on volume 
of : six numbers ; single numbers, 75 cents each. 
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