1Thomas Jefferson to Hugh Chisholm, 16 August 1821 (SJL description) (Jefferson Papers)
Chisholm, Hugh; and cisterns [index entry]
2Thomas Jefferson’s Notes on Monticello Cisterns and Columns and Possible Book Purchases, [ca. 14 June 1822–29 September … (Jefferson Papers)
Chisholm, Hugh; and cisterns [index entry]