De Valera, Terry, 'Two Eighteenth-Century Musical Instrument Makers', Dublin Historical Record, 36.4 (September 1983), 122–31

Southwell, Francis | 1804–1815 (1821)
Southwell, James | 1822–1838
Southwell, John (ii) | before 1804–1844
Southwell, Marcus | 1841–after 1850
Southwell, Nicholas | 1804–1815
Southwell, William | 1782–c. 1815
Southwell, William & Co. | 1804–c. 1815
Weber, Ferdinand | [1739?] 1749–1784
Weber, Rachel | 1784–1789
Weber, Thomas Ferdinand | 1784–1795
Subscribe to De Valera, Terry, 'Two Eighteenth-Century Musical Instrument Makers', Dublin Historical Record, 36.4 (September 1983), 122–31