Inventor of the cotton gin and pioneer of mass production. ALS signed 'E. Whitney,' one page both sides, 8 x 9.5, March 12, 1810. Letter to a business associate. Whitney discusses financial matters in his merchants trade, 'I shall transmit to Oliver Wolcott Esq., New York. My draft in his favor on you. Blank or to the sum, with directions to him to fill up the blank with the sum 736 with interest on the same.' Wolcott at this time was founding the Bank of North America. He goes on to reveal that 'People in this quarter are perfectly mad about Marino sheep...he would pay me 2000 cash for two full bloods or 2500 dollars for the lot and I have not the last doubt but 3500 may be obtained for your little flock within 60 days of this time.' In fine condition, with light toning, a couple minor brushes to text and small separations along edges of mailing folds. COA John Reznikoff/PSA/DNA and RRAuction COA.