1Thomas Jefferson’s Account with Joseph Milligan, [ca. 16 August 1815] (Jefferson Papers)
A Critical Pronouncing Dictionary, and Expositor of the English Language (J. Walker) [index entry]
2Enclosure: Joseph Milligan’s Invoice for Books Bought for Thomas Jefferson, 6 May 1815 (Jefferson Papers)
A Critical Pronouncing Dictionary, and Expositor of the English Language (J. Walker) [index entry]