1Enclosure: "Sincerus" (Francis Adrian Van der Kemp) to Robert Aspland, 1 July [June?] 1816 (Jefferson Papers)
Van der Kemp, Francis Adrian; on Christianity [index entry]
2Francis Adrian Van der Kemp to Thomas Jefferson, 4 June 1816 (Jefferson Papers)
Van der Kemp, Francis Adrian; on Christianity [index entry]
3Francis Adrian Van der Kemp to Thomas Jefferson, 14 July 1816 (Jefferson Papers)
Van der Kemp, Francis Adrian; on Christianity [index entry]
4Francis Adrian Van der Kemp to Thomas Jefferson, 8 September 1816 (Jefferson Papers)
Van der Kemp, Francis Adrian; on Christianity [index entry]
5Francis Adrian Van der Kemp to Thomas Jefferson, 11 May 1818 (Jefferson Papers)
Van der Kemp, Francis Adrian; on Christianity [index entry]
6Francis Adrian Van der Kemp to Thomas Jefferson, 10 December 1818 (Jefferson Papers)
Van der Kemp, Francis Adrian; on Christianity [index entry]