| Signature | Maker | Instruments | Comments | Location | References | 
| RICHARDSON, JOHN 2 | England, fl.1801-27, OIM |  | apprenticed to his father Winstanley Richardson in the Spectaclemakers' Company in 1794; free in the Company, Jan. 15, 1801. | 16 Somerset Street, Aldgate, London (1801-27). | Taylor 2(1206); Court and von Rohr 3(230). | 
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