1. Laboratory manual for soil fertility Creator: Hopkins, Cyril G. 1866-1919. Collection: Core Historical Literature of Agriculture Publisher: s.n., Publication Place: [Urbana, Ill. : Date: 1905 Format: Book
2. Soil bacteriology laboratory manual Creator: Burgess, Paul Steere, 1886- Collection: Core Historical Literature of Agriculture Publisher: Chemical Publishing Co., Publication Place: Easton, Pa. : Date: 1914 Format: Book
3. A manual of soil physics Creator: Barker, Percy Bousfield. Collection: Core Historical Literature of Agriculture Publisher: Ginn and Company, Publication Place: New York : Date: 1915 Format: Book
4. Soil biology: laboratory manual Creator: Whiting, Albert Lemuel, 1885- Collection: Core Historical Literature of Agriculture Publisher: John Wiley & Sons, Publication Place: New York : Date: 1917 Format: Book
5. Soil mechanics laboratory manual: physical properties of soils. Creator: Jenkins, Herbert T. Collection: Core Historical Literature of Agriculture Publisher: Comstock Pub. Co., Publication Place: Ithaca, N.Y. : Date: 1947 Format: Book