1Robert Fulton to Thomas Jefferson, 25 July 1813 (Jefferson Papers)
On the 4 th inst I had the honor to write you inclosing an account of my experiments on submarine firing, have the goodness to inform me if received is it and have sent it to M r Madison , RC ( MHi ); at foot of text: “Thomas Jefferson Esq r
2Robert Fulton to Thomas Jefferson, 8 July 1813 (Jefferson Papers)
on the fourth inst , I sent you a letter containing drawings details and observations on my experiments on firing cannon under water, and the consequence of such a mode of conducting maritime war, on the preceding pages is an exact copy of Commodore Decaturs opinion in favor of this discovery, which from so experienced an officer must have weight with those who are not familiar with nautical...
3Robert Fulton to Thomas Jefferson, 29 June 1813 (Jefferson Papers)
As every advance in the arts which may You take a lively interest in every discovery which may be of use to america will give you pleasure, I I will communicate to you a discovery which one I have made, and on which I have just finished
4Robert Fulton to Thomas Jefferson, 7 April 1813 (Jefferson Papers)
Much business having crowded upon me since the death of the Chancellor , I have not paid so early attention to your letter as I have wished, I hope the Dynamo m eter answered your purpose; as I have no use for it and you may be making some further experiments you will pleas to keep it, until I have occasion for it, when I will let you know,— M r Quinseys soapstone Stove gives out much heat...