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Welcker, Friedrich (1866-1931)(1)
Welcker, Hermann Ludwig (1814-1887)(1)
Welcker, Karl Theodor (1790-1869) (1)
Dokument (1)
Welcker, Friedrich (1866-1931)(1)
Welcker, Hermann Ludwig (1814-1887)(1)
Welcker, Karl Theodor (1790-1869) (1)
Dokument (1)