Shepard writes to Massachusetts Secretary of State John Avery that "last summer in the month of August I was called on by Robert Morris Esq. to attend the treaty then to be holden at Genesee River with the several tribes of Indians called the Six nations or Seneca Tribes of Indians, in order so that no...undue measures was taken by Mr. Morris or his agents in purchasing or Extinguishing the Indian title to those lands which Mr. Robert Morris purchased of the State of Massachusetts... The agreement made between the two parties being well understood by both parties I gave my consent to the Bargain put my certificut on the back of the Deed..." Accompanied by an 18-line draft by Shepard of a short address to the Sencea Indians, on half-page of 4-page lettersheet, "Brother, We hav now nearly finished the Business we came upon...the mattter was wholly left to the Warriors and Chiefe Women & settled with you...yet they have all agreed to it and are satisfied...I think you will not Blame us when you are acquainted with our proposals and reservations."