DS, written in another hand and signed by Hayes as president, one page both sides, 10.5 x 15.5, January 31, 1879. An official letter to the Constitutional President of the Government of Peru announcing the appointment of Richard Gibbs as Envoy Extraordinary and Minister Plenipotentiary. Countersigned by Secretary of State W. M. Evarts. In very good condition, with usual folds (some partial separations), toning, soiling, and wrinkling, scattered light foxing and staining, and a few tears, none of the above affecting signature. COA John Reznikoff/PSA/DNA and R&R COA.