(Esterbrook | 
Steel Pens 
M) 250 Styles 
i} Every Ester- 
|| brook pen is sure 
|| to give satisfac- 
} | tion. 
| Astyle for every 
| writer. 
i} Quality guaran- 
| teed by a half-cen- 
i/ tury’s reputation. 
| At all stationers. 
*, Cocoa sold by } ay The Esterbrook Stee! Pen Mfg. Co. 
“—<g—* dealers every- | Works: Camden. N.J. 26 John St, New York 
where in 25c, 15¢ an 
10¢ cans. 
Made from Cocoa Beans of 
the Highest Grades only. 
THE ACKNOWLEDGED BEST 
IN THE WORLD. 
PO 
ES 
<4 
7S; 
oe 
7 wt 
oF 
ee 
i) 
ud 
oe 
Quality Higher than Price. 
Price within the reach 
—s 
Bibliography of Social Sci 
Journal of the International Institute of Social Bibli- 
ography. Edited by Hermann Beck, Berlin, 
and Chas. Kinzbrunner, London 
HE Bibliography of Economics, which has appeared during 1909 and rgro in 
the ‘‘Journal of Political Economy,”’ will hereafter be merged with the pub- 
: lication named above. The American agency for the ‘Bibliography of Social 
Science”’ (English Edition) is assumed by the University of Chicago Press, which 
is enabled to make an especially favorable offer on the two journals in combination. 
For $6.00 an American subscriber may obtain 
1) Membership in the International Institute of Social Bibliography. 
: The Bibliography of Social Science for one year (12 numbers; regular price, 
0). 
$6.0 
3) The Journal of Political Economy for one year (10 numbers; regular price, 
$3.00), 
For full information address 
THE UNIVERSITY OF CHICAGO PRESS 
CHICAGO, ILLINOIS 
