Subject
1 free book about tillage, free to read online. Chapter 1 of any book is free, no account needed.
Horse-hoeing husbandry: or, an essay on the principles of vegetation and tillage. Designed to introduce a new method of culture; whereby the produce of land will be increased, and the usual expence lessened. Together with accurate descriptions and cuts of the instruments employed in it.
Jethro Tull
