Einstein, Albert. (1879 - 1955) [Gatti-Casazza, Giulio. (1869-1940)] Signed Photograph to Gatti-CasazzaImpressive and unusal signed doubleweight photograph inscribed by the great scientist and thinker to the influential Italian opera manager: "Mr. Gatti Casazza A. Einstein 1930 12. XII." The photograph with a few nicks and light ripples along the right edge and lower right corner, none affecting the signed area on the opposite side and otherwise in fine condition. 8 x 10 inches. Sold together with a trimmed photograph of Einstein and Gatti Casazza