Publishers / Dr. Rolf Ottmüller Dr. Rolf Ottmüller 3 games tagged as publisher. # # Title Year Players Time Weight Rating 29734 29734 Picture Dominoes 0 2–4 10m 1.0 4.7230556 30556 Memory 1900 2–6 30m 1.1 4.8030578 30578 Old Maid 1874 2–6 5m 1.0 3.75