1.
Reinhold Köhler an Hugo Schuchardt (139-05717)
2.
Alois Pogatscher an Hugo Schuchardt (64-08952)
Louis Couturat an Hugo Schuchardt (36-01994)
Ferdinand Blumentritt an Hugo Schuchardt (117-1154)
3.
4.
5.
Alphonse Bos an Hugo Schuchardt (02-01231)
Emil Metzger an Hugo Schuchardt (01-07122)
Emil Metzger an Hugo Schuchardt (02-07123)
Emil Metzger an Hugo Schuchardt (03-07124)
Emil Metzger an Hugo Schuchardt (04-07125)
Emil Metzger an Hugo Schuchardt (05-07126)