IMPORTANT SCRAPBOOK OF PHILANTHROPIST GRACE WHITNEY HOFF: Containing a Ridgway Knight Pencil Sketch, many letters by Knight and his son Aston, as well as Mary Cassat, Ethel Rockefeller, C.M. Pratt, Robert Moore, Raoul Pugno, Oscar Waldmann, Gustavo Bernal-Resky, Frida Ricci, Grace H. Dodge, John D. Rockefeller Jr., Alex Guilmant, Jean Francois Raffaelli, Henry Singlewood Bisbing, and many other illegibly signed notes and letters. Est. $1500/2500**