University of Virginia. Copy. Letter dated May 21, 1943.
Text reads (where legible) "May 21st, 1945, To Mr. Earle Driscolle, Charlottesville, Virginia, This is to express my appreciation and gratitude for the excellent way in which you have been preparing the piana for each one of my concerts here. Your immaculate timing and voicing of the instrument has greatly contributed to the success of these concerts. Most sincerely, Maxim Shapiro"
Special Collections, University of Virginia Library, Charlottesville, Va.