Duke Carl Alexander of Saxe-Weimar (seated right) in a family group, with his wife Sophia (centre, only sister of King Willem III), and children Duke Carl August (standing, right), with his wife Pauline and sons Wilhelm Ernst (left, with mother) and Bernhard (front), Princess Marie (front left) with her husband Heinrich VII Reuss (centre back), Princess Elisabeth (front right) with her husband Duke Johann Albrecht of Mecklenburg-Schwerin (in uniform).