Robert Arthur Talbot Gascoyne-Cecil, Third Marquess of Salisbury (1830–1903) and British Prime Minister. Reportedly suggested that Ripper suspect Prince Albert Victor was killed from an overdose of morphine administered to him under Cecil’s direction. ALS signed “Salisbury,” one page both sides, 4.5 x 7, Hatfield House letterhead, April 16, 1881. Letter to a gentleman. In part: “I have great pleasure in enclosing a contribution towards the admirable work which you have undertaken.” In very good condition, with a horizontal fold passing through the signature and toned tape remnants to corners and borders. RR Auction COA.