TY  - BOOK
ED  - Yearbook of Agriculture.
ED  - E.U.A. Department of Agriculture.
TI  - After a hundred years
U1  - 630.5 
PY  - 1962///
CY  - Washington
PB  - Goverment Printing Office
KW  - Agricultura
KW  - Historia
KW  - E.U.A
ER  -