1.
Hugo Schuchardt an Matthias de Vries (04-3)
2.
Matthias de Vries an Hugo Schuchardt (07-12555)
Georg Gerland an Hugo Schuchardt (01-03652)
Emil Metzger an Hugo Schuchardt (03-07124)
Emil Metzger an Hugo Schuchardt (11-07132)
Emil Metzger an Hugo Schuchardt (27-07148)