Those wishing good herbarium specimens will find it most 
convenient to send their lists of desiderata to 
SANDBERG’S BOTANICAL EXCHANGE BUREAU. 
$7.00 per hundred. Satisfaction guaranteed. 
Address J. H. Sandberg, Minneapolis, Minn 
601 CEGNTRAL ANE. ¥ 
e ST. LOUIS, MoO. 
Ghemicals and Appara 
AND 
ABORATORY 
sur 
a YOU WILL FIND Us PROMPT AND\ 
e Microscopes & 
Pee OHOUES: ae 
-Microtome: 3, 
‘Photo. 
S 
