Duncan, Isadora. (1877–1927) [Genthe, Arnold (1869–1942)]. Isadora Duncan in Reclining Dance Pose - Original Photograph. A superb original photograph of the great dancer and choreographer by the important photographer Arnold Genthe. Silver print with matte surface, 6 x 9.5 inches.   In very good condition, with small creases to edges, a small tear to lower edge,  silver oxidation toward the edges and a few areas of possible retouching, including a patch of light pigment between the dancer's arms.  Provenance: From the collection of Dale Edward Fern (1924-1996), known for his work in dance theatre and a close friend of Carlotta O'Neill.