1From Thomas Jefferson to James Somerville, 1 December 1791 (Jefferson Papers)
I am to acknolege the receipt of your favour covering one of Keith’s pamphlets on Weights and measures, which contains a great deal of information on the subject. With my thanks be pleased to accept assurances of the regard with which I have the honor to be Sir Your most obedt. humble servt, PrC ( MHi ). Somerville’s letter of 22 Nov. 1791, recorded in SJL as received 22 Nov.1791, has not been...