1To Thomas Jefferson from David Humphreys, 7 June 1791 (Jefferson Papers)
Mafra, 7 June 1791 . Acknowledging TJ’s of 11 Apr. with dispatches for Carmichael. After trying...
2To Thomas Jefferson from David Humphreys, 7 June 1791 (Jefferson Papers)
Mafra, 7 June 1791 . Knowing extreme jealousy of Spanish government and rigid regulations of this...