Ralph and James Cl...1818-1834
Beardmore Birks1831-1843
Unknown Maker1820-1860
John & Richard Ril...1802-1828
Leeds factory1780-1800
William Adams and ...1804-1840
William Adams and ...1787-1864
William Adams and ...1800-1840
J. Heath factory1780-1800
Unknown Maker1809-1809
Stevenson & Williams1820-1830
John & George Roge...1784-1814