21. The theory and practice of working plans: (forest organization) Creator: Recknagel, A. B. 1883-1962. Collection: Core Historical Literature of Agriculture Publisher: John Wiley & Sons, Publication Place: New York : Date: 1913 Format: Book
22. Agricultural engineering: a text book for students of secondary schools of agriculture, colleges offering a general course in the subject and the general reader Creator: Davidson, J. Brownlee 1880-1957. Collection: Core Historical Literature of Agriculture Publisher: Webb Publishing Co., Publication Place: St. Paul, Minn. : Date: 1913 Format: Book
23. Economic and social aspects of federal reclamation Creator: Lampen, Dorothy, 1904- Collection: Core Historical Literature of Agriculture Publisher: The Johns Hopkins Press, Publication Place: Baltimore : Date: 1930 Format: Book
24. Typhoid fever: its causation, transmission and prevention Creator: Whipple, George Chandler, 1866-1924. Collection: Home Economics Archive: Research, Tradition and History Location: Albert R. Mann Library Publisher: J. Wiley & Sons, Publication Place: New York Format: Book
25. Practical talks on farm engineering: a simple explanation of many everyday problems in farm engineering and farm mechanics written in a readable style for the practical farmer Creator: Clarkson, Ralph Preston, 1886- Collection: Core Historical Literature of Agriculture Publisher: Doubleday, Page & Co., Publication Place: Garden City, N.Y. : Date: 1915 Format: Book
26. Principles of irrigation engineering, arid lands, water supply, storage works, dams, canals, water rights and products Creator: Newell, Frederick Haynes, 1862-1932. Collection: Core Historical Literature of Agriculture Publisher: McGraw-Hill Book Company, Publication Place: New York : Date: 1913 Format: Book
27. Stable sanitation and construction Creator: Coleman, Thomas Everit. Collection: Core Historical Literature of Agriculture Publisher: Spon & Chamberlain, Publication Place: New York : Date: 1897 Format: Book
28. The physiology of alimentation Creator: Fischer, Martin, 1879- Collection: Core Historical Literature of Agriculture Publisher: J. Wiley & Sons, Publication Place: New York : Date: 1907 Format: Book
29. Engineering for agricultural drainage Creator: Roe, Harry Burgess, b. 1876. Collection: Core Historical Literature of Agriculture Publisher: McGraw-Hill, Publication Place: New York : Date: 1954 Format: Book
30. A history of the Extension Service of Iowa State College Creator: Morgan, Barton, 1889- Collection: Home Economics Archive: Research, Tradition and History Location: Albert R. Mann Library Publisher: Collegiate Press, Publication Place: Ames, Ia. Format: Book