signed
1910
by Edison, Thomas Alva
1910. Inscribed "To Carlo Wedekind inventor gas turbine. Thomas A Edison, Orange, July 10, 1910." 5 in. x 3-1/2 in. Silver print, mounted on card. A group photo in the door of Edison's laboratory, (now the Edison Museum). Very good condition, matted and framed. Carlo Wedekind patented a gas turbine in 1908. (Inventory #: 19179)