sentences:  He engaged in mercantile pursuits at Coventry from 1857 to 1864.He was a manufacturer of cotton goods in Chepachet and Westerly, Rhode Island, until 1866 when he began the manufacture of woolen goods.Arnold was elected as a Republican to the Fiftieth and Fifty-first Congresses (March 4, 1887 – March 3, 1891).