At a treaty held under the authority of the United States of America at Buffalo Creek, in the county of Erie and the State of New York, between the chiefs and head men of the Seneca Nation of Indians, duly assembled in council, and representing and acting for the said Nation, on the one part, and Thomas Ludlow Ogden, of the city of New York, and Joseph Fellows, of Geneva, in the county of Ontario, on the other part, concerning the purchase of the right and claims of the said Indians in and to the lands within the State of New York, remaining in their occupation. Ransom H. Gillet, Esq., a commissioner appointed by the President of the United States to attend and hold the said treaty, and also Josiah Trowbridge, Esq., the superintendent on behalf of the Commonwealth of Massachusetts, being severally present at the said treaty, the said chiefs and head men, on behalf of the Seneca Nation, did agree to sell and release to the said Thomas Ludlow Ogden and Joseph Fellows, and they, the said Thomas Ludlow Ogden and Joseph Fellows, did agree to purchase all the right, title and claim of the said Seneca Nation of, in and to the several tracts, pieces or parcels of land mentioned and described in the instrument of writing next hereinafter set forth, and at the price or sum therein specified, as the consideration or purchase money for such sale and release; which instrument, being read and explained to the said parties and mutually agreed to, was signed and sealed by the said contracting parties, and is in the words following: This indenture, made this fifteenth day of January, in the year of our Lord one thousand eight hundred and thirty-eight, between the chiefs and head men of the Seneca Nation of Indians, duly assembled in council, and acting for and on behalf of the said Seneca Nation, of the first part, and Thomas Ludlow Ogden, of the city of New York, and Joseph Fellows, of Geneva, in the county of Ontario, of the second part, witnesseth: