UNITED STATES DEPARTMENT OF AGRICULTURE, 
BUREAU OF PLANT INDUSTRY. 
ECONOMIC AND SYSTEMATIC BOTANY. 
Washington, D. C., December 14, 1914, 
Mr. Walter Deane, 
29 Brewster St. t 
Cambridge, Massachusetts, 
Dear Mr, Deane; 
At last we have gotten around to putting up for you 
the duplicates which we owe you in exchange. I hope the delay 
has not inconvenienced you. We had so many things to do that 
our exchanges have been put off. 
Yery truly yours, 
Systematic Agrostologist, 
