Callas, Maria. (1923–1977) Early Signed Semo Photograph in "La Traviata."Original vintage 8 x 10 inch Semo glossy photograph of Callas in one of her earliest appearance as Violetta in "La Traviata," Mexico City, 1951. Fully signed and inscribed to a darker area of the image "A Guido Focaccia Codialmente Maria Meneghini Callas." Signed photographs of Callas from this period are uncommon. The present fine example was originally in the Bob Tollett collection. "In the course of her career Callas sang Violetta 63 times; it