• Born: 21 Jun 1813, Charlestown RI
• Died: 28 Oct 1886, Providence RI

  General notes:

Silver manufacturer

  Events in his life were:

• Partnership: Henry Lamson Webster and Joseph Brown Knowles, in 1859-1864, in Providence RI. As WEBSTER, KNOWLES & LADD.

• Partnership: Joseph Brown Knowles, in 1864-1875, in Providence RI. As KNOWLES & LADD. Though Ladd retired as partner in 1875, he continued to work and design for the firm until his death in 1886. ¹²

• He appeared on the census in 1870 in Providence RI. Listed as a silversmith.