1Richard Randolph to Thomas Jefferson, 18 March 1822 (Jefferson Papers)
Randolph, Richard; and cement [index entry]
2Edmund Bacon to Thomas Jefferson, 3 April 1822, with Jefferson’s Note (Jefferson Papers)
Randolph, Richard; and cement [index entry]
3Richard Randolph to Thomas Jefferson, 10 April 1822 (Jefferson Papers)
Randolph, Richard; and cement [index entry]
4Enclosure: Richard Randolph’s Directions for Making Cement, [ca. 10 April 1822] (Jefferson Papers)
Randolph, Richard; and cement [index entry]
5Thomas Jefferson to Richard Randolph, 13 May 1822 (Jefferson Papers)
Randolph, Richard; and cement [index entry]
6Richard Randolph to Thomas Jefferson, 30 May 1822 (Jefferson Papers)
Randolph, Richard; and cement [index entry]