51. Farm management Creator: Spillman, W. J. Collection: Core Historical Literature of Agriculture Publisher: The Orange Judd Publishing Co., Publication Place: New York : Date: 1923 Format: Book
52. Farm equipment for mechanical power Creator: Kranich, Frank Nicola Girard, 1881- Collection: Core Historical Literature of Agriculture Publisher: The Macmillan Company, Publication Place: New York : Date: 1923 Format: Book