Quinton, William (1817-1845)
Quinton, William & Mary
6 Garden Row, St George's Fields, London; chair makers, sofa makers and cabinet makers (fl.1817–45)
William Quinton recorded 1817-1839 and Mrs Mary Quinton (presumably his widow) listed, as bedstead maker, chair & sofa maker, cabinet maker and house agent, at the same address in the London Post Office Directory 1845.
Source: DEFM
The original entry from Dictionary of English Furniture Makers, 1660-1840 can be found at British History Online.