A biography of Winnaretta Singer-Polignac, heiress to the Singer Sewing Machine fortune, who befriended and subsidized some of the most important musical and literary artists of the 20th Century, including Stravinsky, Proust, Ravel, Cocteau, and Colette. The American-born Winnaretta Singer (1865-1943) was a millionaire at the age of eighteen, due to her inheriting a substantial part of the Singer Sewing Machine fortune. Her 1893 marriage to...