[ Autographs ] GROVER CLEVELAND A.L.S. "Grover Cleveland" 2pp. 8vo., Princeton, Jan. 21, 1902, to Palmer C. Ricketts, President of Renssalaer Polytechnic University. In part: "...I have just received your letter inviting me to deliver the address before the graduating class at the Commencement...I am sorry to say that I cannot accept this courteous invitation. The Commencement at Princeton University which I am expected to attend occurs about the time...". Folds, else boldly written and very good.