TY  - BOOK
AU  - Reed,I.F.
TI  - Moldboard plows
T2  - Farmers' bulletin / United States Department of Agriculture
AV  - S21 .A6 no. 2172
PY  - 1961///
CY  - Washington, D.C.
PB  - U.S. Dept. of Agriculture
KW  - Plows
N1  - Cover title; "Supersedes Farmers' bulletin no. 1690, Plowing with moldboard plows."
ER  -