Philadelphia 8^th Aug^t 1800 Sir The price of Powder at this place is seven to eight Dollars p^r quarter cask of twenty five pounds at seven and half Dollars a quantity may be readily procured — Powder manufactured at Baltimore Costs the United States About Six dollars and ten Cents p^r quarter Cask exclusive of Copper hoops. d at Philadelphia about five dollars Sixty Cents. — The cost of Hauling to Pittsburg may be estimated at about Six Cents p^r lb — There is at this place about Seven hundred tons of Saltpetre exclusive of Powder . . . — Hon^bl Samuel Dexter Esq^r I have the honor to be & Secretary of War —