(24 ) . 
24 . 
THE, AMERICAN 
Mf 
MONTHLY 
- Microscopical Journal 
_ 
VOLUME XXII —><X/// 
FOR 
1901/7 74 
nn cp ia ~ <r 
WASHINGTON, D. C. 
Founded in 1880 by R. Hitchcock, and published since 1887 
by Chas. W, Smiley 
IQOI —/ FOR 
