1.
Hugo Schuchardt an Matthias de Vries (04-3)
Matthias de Vries an Hugo Schuchardt (07-12555)
Georg Gerland an Hugo Schuchardt (01-03652)
Hugo Schuchardt an Matthias de Vries (12-5)
Hugo Schuchardt an Matthias de Vries (14-6)
Hugo Schuchardt an Matthias de Vries (17-7)
Matthias de Vries an Hugo Schuchardt (18-12562)
Johannes Brill an Hugo Schuchardt (01-01374)
Emil Metzger an Hugo Schuchardt (01-07122)
Emil Metzger an Hugo Schuchardt (02-07123)