1To Thomas Jefferson from Joseph Perkins, 8 February 1826 (Jefferson Papers)
I have taken the liberty of enclosing to you some Specimens of my Ornamental Writing.—As you,...
2From Thomas Jefferson to Joseph Perkins, 8 April 1826 (Jefferson Papers)
I rec d your letter of Feb. 8. and with it the specimens of engraving referred to only 3. days...