About Willis J. Powell
Source: Wikipedia
Willis J. Powell is the author of Tachyhippodamia; on The New Secret of Taming Horses to which John Solomon Rarey's work, Taming of Wild Horses, was appended for publication. This book was issued before Powell died in 1848, but no publishing date is stated in the book itself. A later reprint was in 1872, in Philadelphia, by the W.R.
