Dunstan, Barraclough and Co
of Union Foundry, Barnsley
1850 Partnership change. '...the Partnership between the undersigned, John Dunstan, William Dunstan, Thomas Dunstan, Joshua Barraclough, and Joseph Barraclough, in the trade or business of Ironfounders, carried on at the Union Foundry, in Barnsley, in the county of York, under the firm of Dunstan, Barraclough, and Company, was this day dissolved by mutual consent, so far as respects the said John Dunstan. William Dunstan, and Thomas Dunstan, and in future the said business will be carried on at the same place, by the said Joshua Barraclough and Joseph Barraclough, in partnership -with Thomas Tyas, of Barnsley aforesaid, Ironfounder...'
became Tyas, Barraclough and Co