Soil conservation in outline
By: prepared and published by Northwest Regional Council.
Contributors: Appleton, John Bargate, 1891-
Series: Know your Northwest series
Published: 1940
Place of publication: Portland, Or
Language: eng
Number of pages: 38
Subjects: Soil conservation -- Northwest, Pacific.; Soils -- Northwest, Pacific.
Notes: "Selected list of references": leaves 34-37.
Reproduced from type-written copy.
"The material in this publication was compiled by John B. Appleton of the Council staff."--Pref.