HARRISON, BENJAMIN, PRESIDENT. AUTOGRAPH LETTER SIGNED ("BENJ. HARRISON"), AS SENATOR, TO MR. CRABB, DISCUSSING VARIOUS DOCUMENTS HE IS UNABLE TO FURNISH. WASHINGTON, D.C., 7 MARCH 1887. 1¼ PAGES, SMALL 8VO, WRITTEN ON RECTO AND VERSO, PRINTED U.S. SENATE STATIONARY, SOME WEAR FROM PREVIOUS MOUNTING ALONG UPPER MARGIN (AFFECTING ONE LETTER ON VERSO SLIGHTLY).