Keywords: Theo Stroefer serie V-1.jpg Tiere no 623 Nurnberg Theo Stroefer's Kunstverlag 1900 loki11 Theo Stroefer serie V-1 cropped jpg Humorous postcards of Germany 1900 postcards of Germany Postcards of cats Concerts of cats motif Pianists in art Chromolithographs Theo Stroefer's Kunstverlag 1900 cartoons PD-old |