1Thomas Jefferson to Mathew Carey, 16 October 1816 (Jefferson Papers)
Somner, William; Vocabularium Anglo-Saxonicum [index entry]
2Thomas Jefferson to Mathew Carey, 1 September 1816 (Jefferson Papers)
Somner, William; Vocabularium Anglo-Saxonicum [index entry]
3Thomas Jefferson to John Waldo, 16 August 1813 (Jefferson Papers)
Somner, William; Vocabularium Anglo-Saxonicum [index entry]
4Thomas Jefferson’s List of Books to be Acquired in London, 21 October 1820 (Jefferson Papers)
Somner, William; Vocabularium Anglo-Saxonicum [index entry]
5Enclosure: Invoice of Books from Lackington, Hughes & Company, 14 March 1821 (Jefferson Papers)
Somner, William; Vocabularium Anglo-Saxonicum [index entry]