Soil survey of Porter County, Indiana
By: by T.M. Bushnell and Wendell Barrett.
Contributors: Barrett, Wendell.
Publisher: Govt. Print. Off.
Published: 1918
Place of publication: Washington
Language: eng
Number of pages: 47
Subjects: Soils -- Indiana -- Porter County.; Soil surveys -- Indiana -- Porter County.
Notes: At head of title: U.S. Dept. of Agriculture, Bureau of Soils, in cooperation with the State of Indiana Dept. of Geology.

"Advance sheets--Field Operations of the Bureau of Soils, 1916."