1John Hollins to Thomas Jefferson, 9 February 1810 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
2John Hollins to Thomas Jefferson, 18 March 1810 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
3George Jefferson to Thomas Jefferson, 19 March 1810 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
4John Hollins to Thomas Jefferson, 27 January 1811 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
5Thomas Jefferson to George Jefferson, 11 March 1811 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
6George Jefferson to Thomas Jefferson, 15 March 1811 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
7Thomas Jefferson to George Jefferson, 1 April 1811 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
8Thomas Jefferson to John Hollins, 3 April 1811 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
9John Hollins to Thomas Jefferson, 17 April 1811 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]
10Bernard Peyton to Thomas Jefferson, 19 March 1816 (Jefferson Papers)
gypsum (plaster of paris); shipped [index entry]