RESEARCH BULLETIN NO. 15 
THE UNIVERSITY OF NEBRASKA 
BULLETIN 
OF THE 
Agricultural Experiment Station 
OF 
NEBRASKA 
FARM TYPES IN NEBRASKA, AS DETERMINED 
BY CLIMATIC, SOIL, AND ECONOMIC 
FACTORS 
R. R. Spafford 
Distributed March 15, 1919 
LINCOLN, NEBRASKA, U. S. A, 
