British statesman and politician (1770–1827) who served as Foreign Secretary and briefly Prime Minister. ALS signed “G. C.,” one page, 4.5 x 7, May 18, 1817. Letter to a gentleman. In part: “I have gone through the proof, & have made many alterations, & supplied some omissions.” In very good condition, with a few mild creases, scattered toning and soiling, typed caption affixed to the top, and some slight brushing to ink. RRAuction COA.