Soils of U.S., based upon work of Bureau of Soils to Jan. 1, 1908
Subtitle: part I, Results of recent soil investigations; Part II, Classification of soils of U.S.
Contributors: Whitney, Milton, 1860-1927.
Series: Soils Bur. Bull. No. 55
Publisher: U.S. G.P.O.
Published: 1909
Place of publication: [Washington, D.C.]
Format: Microform
Subjects: Soils.