Watson 's Mill was originally known as the ' Long Island Milling Enterprise ' .
Watson 's Mill was originally was constructed by Thomas Langrell , an Ottawa contractor , for two prominent Ottawa businessmen : Moss Kent Dickinson and Joseph Merrill Currier .
Watson 's Mill was originally known as the ' Long Island Milling Enterprise ' , and was constructed by Thomas Langrell , an Ottawa contractor , for two prominent Ottawa businessmen : Moss Kent Dickinson and Joseph Merrill Currier .