1To Thomas Jefferson from Horatio Gates Spafford, 8 April 1824 (Jefferson Papers)
To save the trouble, let thy clerk, or some young man say whether I can send thee a 3 dollar...
2To Thomas Jefferson from Horatio Gates Spafford, 28 October 1824 (Jefferson Papers)
I am to much of a Virginian, & to friendly to the great design on which thou art bestowing thy...
3To Thomas Jefferson from Horatio Gates Spafford, 18 June 1824 (Jefferson Papers)
Thy Letter duly reached my family, & I have now the pleasure to acknowledge the receipt of it. I...
4To Thomas Jefferson from Horatio Gates Spafford, 25 November 1822 (Jefferson Papers)
After 20 odd years of investigation as an operative Chemist, I have succeeded in demonstrating...
5Horatio G. Spafford to Thomas Jefferson, 30 June 1817 (Jefferson Papers)
Although I have not any thing to communicate that might Seem to excuse this Letter, yet, being...
6Horatio G. Spafford to Thomas Jefferson, 15 December 1816 (Jefferson Papers)
The Essay which thou wast kind enough to wish to See in print, is commenced in this No., & I...
7Horatio G. Spafford to Thomas Jefferson, 23 November 1815 (Jefferson Papers)
The event which I expected, has terminated the life of my friend Dox , & vacated the office of...
8Horatio G. Spafford to Thomas Jefferson, 18 February 1815 (Jefferson Papers)
Having sent thee my little pamphlet on Wheel-Carriages, & being anxious to have the principles of...
9Horatio G. Spafford to Thomas Jefferson, 28 January 1814 (Jefferson Papers)
I am so frequently asked, ‘how does President Jefferson like the Gazetteer ,’ or ‘what does he...
10Horatio G. Spafford to Thomas Jefferson, 4 [May] 1815 (Jefferson Papers)
I embrace every opportunity for presenting my respects, constantly wishing thee all possible...