TY  - BOOK
AU  - Akin Wallace E
TI  - North central United States
T2  - Van Nostrand searchlight book
U1  - U672(J).71.N6, K8 
PY  - 1968///
CY  - Princeton
PB  - N J D. Van Nostrand Company     
KW  - Agricultural Geography
N1  - Bib p. 152-55
ER  -