Publishers / Dr. Rolf Ottmüller Dr. Rolf Ottmüller 3 games tagged as publisher. # # Title Year Players Time Weight Rating 30481 30481 Picture Dominoes 0 2–4 10m 1.0 4.7331298 31298 Memory 1900 2–6 30m 1.1 4.8131318 31318 Old Maid 1874 2–6 5m 1.0 3.77