1Enclosure: Arthur S. Brockenbrough’s Statement of his Drafts on the University of Virginia Bursar, [ca. 26 November … (Jefferson Papers)
building materials; cement, Roman [index entry]
2Thomas Jefferson to Richard Randolph, 13 May 1822 (Jefferson Papers)
building materials; cement, Roman [index entry]
3Thomas Jefferson to Arthur S. Brockenbrough, 20 April 1821 (Jefferson Papers)
building materials; cement, Roman [index entry]
4Thomas Jefferson’s Notes on Roman Cement, [ca. 21 November 1818] (Jefferson Papers)
building materials; cement, Roman [index entry]
5Thomas Jefferson to Andrew Smith, 26 July 1821 (Jefferson Papers)
building materials; cement, Roman [index entry]
6Thomas Jefferson to Andrew Smith, 20 April 1821 (Jefferson Papers)
building materials; cement, Roman [index entry]
7Thomas Jefferson to Bernard Peyton, 7 February 1822 (Jefferson Papers)
building materials; cement, Roman [index entry]
8Thomas Jefferson to Bernard Peyton, 15 February 1822 (Jefferson Papers)
building materials; cement, Roman [index entry]
9Thomas Jefferson to Bernard Peyton, 12 August 1822 (Jefferson Papers)
building materials; cement, Roman [index entry]
10Thomas Jefferson to William J. Coffee, 15 May 1819 (Jefferson Papers)
building materials; cement, Roman [index entry]