Be it known, that in pursuance of CHAPTER 375 of the laws of this State, passed in 1840, I have constituted, appointed and employed Henry B. Northup, Esquire, of the county of Washington, in this State, an Agent, with full power to effect the restoration of said Solomon Northup, and the said Agent is hereby authorized and empowered to institute such proper and legal proceedings, to procure such evidence, retain such counsel, and finally to take such measures as will be most likely to accomplish the object of his said appointment.