1. The soil and health: a study of organic agriculture Creator: Howard, Albert, (as Sir,) 1873-1947. Collection: Core Historical Literature of Agriculture Publisher: The Devin-Adair Company, Publication Place: New York : Date: 1947 Format: Book
2. Garden soils, their use and conservation Creator: Beaumont, Arthur Bishop, 1887- Collection: Core Historical Literature of Agriculture Publisher: Orange Judd Pub. Co., Publication Place: New York : Date: 1948 Format: Book