Oil/canvas/cardboard, 34 x 52 cm, on the reverse estate label with signature of Friederike Kayser. - Painter adn graphic artist, studied at the Munich and Dresden schools of applied arts, co-founder of the Hamburger Künstlerclub, member of the Hamburg secession, friends with A. Marquet. Mus.: Hamburg (Kunsthalle, Altonaer Museum, Hamburg-Mus. a. others), Freiburg, Husum. Lit.: Der Neue Rump, Vollmer, C. Meyer-Tönnesmann: P.K., Bilder aus Hamburg, 2004 a. others.