Eleanor Breese, novelist and executive story editor, died Oct. 13 of natural causes in Santa Monica. She was 87.After working with legendary publisher Maxwell Perkins and fabled novelist Thomas Wolfe, Breese wrote “Valley of Power,” a book that served as the source for the 1960 film “Wild River.” She next worked as an assistant to novelist Christopher Isherwood at Fox. Breese was also an executive story editor for Brut Prods. and Lorimar, and was a story analyst for producers David Brown and Joe Wizan. She was a member of the Screen Writers Guild, the Screen Story Analysts and Women in Film. Breese is survived by a son, a daughter and a granddaughter.