Bold signature and inscription ("To Mrs. Henshaw in deep admiration of her great art in flower-photography") beside a mounted original portrait photograph of the Swiss-American pianist, conductor, musical pedagogue and promoter of modern European music in America, dedicatee of works by Ravel and Schoenberg. In very fine condition, from an album compiled by Julia Wilmotte Henshaw (1869 - 1937), English-Canadian botanist and journalist. 25 x 33 cm.