Probably around 1925, charcoal drawing, 32,5 x 47,5 cm, lo. ri. sign. Erich Hartmann, matted a. framed under glass, uninspected out of frame. - Landscape a. figure painter, studied at the Düsseldorf a. Munich academies under E.v. Gebhardt a. P.v. Halm, among others member of the Hamburg secession a. the Deutscher Künstlerbund, later professor in Hamburg.