NEW CATALOG *MICROTOMES 
Containing full descriptions 
and Photographic Illustrations 
of our entire line of remodeled 
microtomes and accessories, 
including several 
NEW MICROTOMES 
This new series is the most 
complete and practical ever 
listed, and every user of a 
Microtome should have a 
copy of the book for refer- - 
ence purposes, if for no 
other reason. Mailed free. 
Bausch & Lomb Optical Co. 
NewYork ROCHESTER, N.Y. Chicago - 
Bergen's Foundations of Botany lo c. v qu au dei. $1.50 
Davis' Physical Geography k 1.25 — 
Moore's Laboratory Directions for Beginners i in n Bacteriology 1.00 | 
Blaisdell's Practical Physiology . . . 110 v. 
Brown's Physiology for the Leboraiosy TO a 75 
Ward's Exercises in Meteorology . » ; : i vo 
Davis' Elementary Meteorology. . . . . . . 
Williams' Elements of Chemistry ole o NECS : 
Hastings and Beach's General Physics E cer eK s a sire 
Wentworth and Hill's Physics Eat eee te F 
Gage's Principles of Physics » > te o 10 
Stone's Experimental Physic . «= = * » ^; t 1x 7 
Young’s General Astronomy eo. r n E da 
Byrd's Laboratory Manual in Astronomy . mu ie. m > 
Upton's Star Atlas . . - . . NOE 
GINN È COMPANY PUBLISHERS 
Boston ew York Chica dendi ze 
At anta nre en Col fo wisi Pes oe 
