41. The federal farm-loan system in operation Creator: Wiprud, Arne C. b. 1893. Collection: Core Historical Literature of Agriculture Publisher: Harper & Brothers, Publication Place: London : Date: 1921 Format: Book
42. Highway engineering: rural roads and pavements Creator: Chatburn, George Richard, 1863- Collection: Core Historical Literature of Agriculture Publisher: John Wiley & Sons, Inc., Publication Place: New York : Date: 1921 Format: Book
43. The challenge of agriculture: the story of the United farmers of Ontario Creator: Staples, Melville H. Collection: Core Historical Literature of Agriculture Publisher: G.N. Morang, Publication Place: Toronto : Date: 1921 Format: Book
44. How the land-grant colleges are preparing special teachers of agriculture Creator: Storm, Ashley Van, 1861- Collection: Core Historical Literature of Agriculture Publisher: [s.n.], Publication Place: Nashville, Tenn. : Date: 1921 Format: Book