 Hiram Powers was an assistant to Luman Watson, Powers was “skilled in modelling figures... he went on to become one of America’s first great sculptors.” 

Luman Watson and J. Bonsall were founders of the Ohio Mechanics Institute in 1828.Watson died in Cincinnati November 28, 1834.A Luman Watson tall case clock is on display in the Cincinnati Art Museum Cincinnati Wing and in the Old State Capitol in Iowa.