il SCIENCE—ADVERTISEMENTS 
We supply special sizes of Rectangular Museum Jars to meet the requirements of many prominent anatomists, 
pathologists and zoologists, particularly in the following institutions: Princeton University, Harvard University, 
University of Pennsylvania, Johns Hopkins University, Columbia University, University of Wisconsin, etc. 
_Lowest “Duty Free” prices will be quoted on application. We are the largest importers of these jars in the 
United States and offer many sizes not to be had elsewhere. 
ARTHUR H. THOMAS COMPANY 
IMPORTERS AND DEALERS 
MICROSCOPES, LABORATORY APPARATUS AND CHEMICALS 
1200 WALNUT STREET, PHILADELPHIA 
Where Did I Lay That Bulletin? 
Do you often have occasion to ask this 
question ? 
Keep your notes and important papers in 
the Jones Fitine Boxes and you can always 
find them when you want them. 
The Jones 
There area number of styles. There is one 
F I L I N G which will just suit you. 
Mail us the coupon, filled in clearly and we 
B OXE S will send you our illustrated catalog showing 
a number of convenient Filing Boxes. 
Are Made 
in Any Size : JESSE JONES PAPER BOX CO. 
613-615 Commerce St., Phila. 
F Send me your catalog giving fullinfor- ft 
‘ mation about the Jones Filing Boxes. 
THE JESSE JONES PAPER BOX CO! fhe ¢ 
613-615 Commerce Street PHILADELPHIA §# aaaress 
