. "Chairman of theHome District Council" . . . . "1754" . . . . . . . "Interim Surveyor General of Upper Canada" . . . . . . . . . . . "1754-03-17" . . . "1829" . . "Thomas Ridout (politician)" . . . "Surveyor General of Upper Canada" . . "Thomas Ridout (politician)" . . . . . . . . "Thomas Ridout" . . . . "1829-02-08" . . . . . . .