Sewage and garbage disposal on the farm ...
Rockey, John Wesley, 1909-
Sewage and garbage disposal on the farm ... - [Washington, U.S. Govt. print. off., 1946] - 1 p. l., 28 p. ill. - United States. Dept. of Agriculture. Farmers' bulletin no. 1950 . - United States. Department of Agriculture. Farmers' bulletin no. 1950. .
"By J. W. Rockey ... and J. W. Simons." - p. 1. Contribution from Bureau of plant industry, soils and agricultural engineering. "Issued March 1944; revised June 1946."
agr46000139
S21 / .A6 rev. no. 1950
W6 / P3 v.5747
Sewage and garbage disposal on the farm ... - [Washington, U.S. Govt. print. off., 1946] - 1 p. l., 28 p. ill. - United States. Dept. of Agriculture. Farmers' bulletin no. 1950 . - United States. Department of Agriculture. Farmers' bulletin no. 1950. .
"By J. W. Rockey ... and J. W. Simons." - p. 1. Contribution from Bureau of plant industry, soils and agricultural engineering. "Issued March 1944; revised June 1946."
agr46000139
S21 / .A6 rev. no. 1950
W6 / P3 v.5747