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The Rose was the gift of Walter Bradley Keeler's nephew, Archibald McNeil, who gave the library several items from Keeler's estate in 1935, including a bronze cast of Chopin's hand. There is no call number for this object, just Liszt Rose.
Schumann was a great critic as well as a great composer. In a curious coincidence, the first and last reviews of his career announced the discovery of a brilliant young composer. The first, in 1831, heralded Chopin with the memorable words, "Hats off, gentlemen--a genius!"