A history of agricultural extension work in the United States, 1785-1923 This book, "A history of agricultural extension work in the United States, 1785-1923", by Alfred Charles True, is a replication of a book originally published before 1928. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.