Trademark for Mappin Bros., Queen's Plate and Cutlery Works, corner of Pond Street and Baker's Hill

John Wragg and Son, manufacturers of table cutlery, butchers knives, bread, butter and cheese knives, Advance Works, New Thomas Street

Joseph Rodgers, (d.1821)

Maurice Rodgers, died 1827

No. 6 Norfolk Street, premises of John Rodgers and Sons Ltd., cutlers 'in 1822'

Abbeydale Works, in 1833 the works belonged to John Dyson

Mappin Brothers, Queen's Cutlery Works, corner of Pond Street / Bakers Hill

John Round, Tudor Works, 6 Tudor Street

George Wilkin, Palmerston Works, Broad Lane/Garden Street

James Dixon and Son, Cornish Place Works, Cornish Street, advertisement from 1825