1From John Adams to Joseph E. Sprague, 30 July 1821 (Adams Papers)
I owe you many thanks for the present of an ingenious entertaining & valuable oration pronounced...
2From John Adams to Joseph E. Sprague, 4 August 1821 (Adams Papers)
I owe you many thanks for the present of an ingenious, entertaining and valuable oration,...
3From James Madison to Joseph E. Sprague, 5 September 1826 (Madison Papers)
J. M. presents his respects to Mr. Sprague with many thanks for the “Eulogy on John Adams & Ths....