21. Agricultural economics and rural sociology : the contemporary core literature / with contributions by Margot A. Bellamy and Bernard F. Stanton. Creator: Olsen, Wallace C. Collection: Core Historical Literature of Agriculture Publisher: Cornell University Press Publication Place: Ithaca Date: 1991 Format: Book
22. Tree ancestors: a glimpse into the past Creator: Berry, Edward Wilber, 1875-1945. Collection: Core Historical Literature of Agriculture Publisher: Williams & Wilkins Co., Publication Place: Baltimore : Date: 1923 Format: Book
23. The pioneers and progress of English farming Creator: Prothero, Rowland E. (as Baron Ernle,) 1851-1937. Collection: Core Historical Literature of Agriculture Publisher: Longmans, Green and co., Publication Place: New York : Date: 1888 Format: Book
24. Vanishing farm markets and our world trade Creator: Schultz, Theodore W. 1902-1998. Collection: Core Historical Literature of Agriculture Publisher: World Peace Foundation, Publication Place: Boston : Date: 1935 Format: Book
25. Industrial and commercial geography Creator: Smith, J. Russell 1874-1966. Collection: Core Historical Literature of Agriculture Publisher: H. Holt and Company, Publication Place: New York : Date: 1913 Format: Book
26. Our domestic birds: elementary lessons in aviculture Creator: Robinson, John H. 1863-1935. Collection: Core Historical Literature of Agriculture Publisher: Ginn, Publication Place: New York : Date: 1913 Format: Book
27. All about the soya bean,: in agriculture, industry and commerce, Creator: Gray, George Douglas. Collection: Core Historical Literature of Agriculture Publisher: J. Bale, sons & Danielsson, ltd., Publication Place: London, Date: 1936 Format: Book
28. The place of agriculture in American life Creator: Gee, Wilson, b. 1888. Collection: Core Historical Literature of Agriculture Publisher: The Macmillan Company, Publication Place: New York : Date: 1930 Format: Book
29. Volume 17, Number 13: American bee journal Collection: Core Historical Literature of Agriculture Hive and the Honeybee Publisher: Dadant & Sons Publication Place: Hamilton, Ill., etc. Date: 1881 Format: Issue
30. Weeds of lawn and garden: a handbook for eastern temperate North America Creator: Fogg, John Milton, 1898- Collection: Core Historical Literature of Agriculture Publisher: University of Pennsylvania Press Publication Place: Philadelphia : Date: 1945 Format: Book