Field Operations of the Bureau of Soils, 1901. ( third report.) By Milton Whitney, chief, with accompanying papers by assistants in charge of field parties / Milton Whitney. Whitney, Milton United States. Congress. House. United States. Dept. of Agriculture. Bureau of Soils. 631.1 UNF Washington, DC : Gov. Printing Office. 1902. 1902. 1902 Text 2438 p. : eng House document / 57th Congress, 1st session. House ; no. 655. House document (United States. Congress. House) ; 57th Congress, no. 655.