1Alexander Garrett to Thomas Jefferson, [28] January 1819 (Jefferson Papers)
Pittsburgh, Pa.; builders’ prices in [index entry]
2Thomas Jefferson to Benjamin Henry Latrobe, 19 May 1818 (Jefferson Papers)
Pittsburgh, Pa.; builders’ prices in [index entry]
3Benjamin Henry Latrobe to Thomas Jefferson, 7 March 1818 (Jefferson Papers)
Pittsburgh, Pa.; builders’ prices in [index entry]
4Benjamin Henry Latrobe to Thomas Jefferson, [ca. 26] December 1817 (Jefferson Papers)
Pittsburgh, Pa.; builders’ prices in [index entry]