Sewage and garbage disposal on the farm ... - Rockey, John Wesley, 1909-; Simons, Joseph Winslow, 1908- ([Washington, U.S. Govt. print. off., 1946)
"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."