Jonathan Brownhill and Co
of Sheffield
1819 Partnership change. '...the Copartnership between Jonathan Brownhill, John Hounsfield, and Bartholomew Hounsfield, all of Sheffield, in the Comity of York, Table-Knife-Manufacturers, carried on at Sheffield aforesaid, under the firm of Jonathan Brownhill and Co. and all other copartnership and joint concerns between them, were this day dissolved by mutual consent...[1]