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Dirk Christiaan Hesseling an Hugo Schuchardt (04-04681)
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Friedrich Kluge an Hugo Schuchardt (05-05587)
Wentworth Webster an Hugo Schuchardt (44-012684)
Wentworth Webster an Hugo Schuchardt (46-012686)
Jacques van Ginneken an Hugo Schuchardt (06-03773)
Jacques van Ginneken an Hugo Schuchardt (11-03778)
Edward Spencer Dodgson an Hugo Schuchardt (036-02395)
Edward Spencer Dodgson an Hugo Schuchardt (045-02402)
Julio de Urquijo Ybarra an Hugo Schuchardt (064-12041)
Julio de Urquijo Ybarra an Hugo Schuchardt (264-12141)