Oscar R. Gleason's practical treatise on the breaking and taming of wild and vicious horses with over two hundred illustrations This book, "Oscar R. Gleason's practical treatise on the breaking and taming of wild and vicious horses," by Oscar Rudolph Gleason, is a replication of a book originally published before 1889. 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.