Sherrard & Co (1760)
Sherrard & Co., address unknown, cm (c.1760). A bureau bookcase of c.1760 is recorded with a plaque on the back bearing the name Sherrard & Co. [C. Life, 13 April 1951, p. 1099]
The original entry from Dictionary of English Furniture Makers, 1660-1840 can be found at British History Online.