1. The horse-hoeing husbandry, or, An essay on the principles of tillage and vegetation: wherein is shewn a method of introducing a sort of vineyard-culture into the corn-fields, in order to increase their product, and diminish the common expence, by the use of instruments described in cuts Creator: Tull, Jethro, 1674-1741. Collection: Core Historical Literature of Agriculture Publisher: Printed by A. Rhames, for R. Gunne, G. Risk, G. Ewing, W. Smith, & Smith and Bruce, Booksellers, Publication Place: Dublin : Date: 1733 Format: Book
2. Power and the plow Creator: Ellis, Lynn Webster, 1882- Collection: Core Historical Literature of Agriculture Publisher: Doubleday, Page & Company, Publication Place: Garden City, N.Y. : Date: 1911 Format: Book
3. Tractor ploughing Creator: National Institute of Agricultural Engineering (Great Britain) Collection: Core Historical Literature of Agriculture Publisher: H. M Stationery Off., Publication Place: [London : Date: 1948 Format: Book
4. Chijani, chaqui taqllia, work on terrace Collection: Billie Jean Isbell Andean Collection Set: Gender roles series Location: Bolivia Patambuco (Bolivia) Date: 1981 Format: Image