1To Thomas Jefferson from Le Couteulx & Cie., 3 January 1787 (Jefferson Papers)
..., which they have perceived upon an American Oil Spermaceti Cargoe, much less have they had...
2I. The Governor of Massachusetts to the Secretary of State, 25 October 1790 (Jefferson Papers)
...and producing 30,000 barrels of whale oil, spermaceti oil, and headmatter selling at Nantucket...
3Thomas Jefferson’s Account with John Barnes, 7 March 1809 (Jefferson Papers)
oil; spermaceti [index entry]