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hans joachim geologist
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Kirche und Friedhof von Breunsdorf
Gregor, Hans-Joachim (Geologist) · Landesamt für Archäologie
326 sayfa · 2002
Antiquities / Excavations (Archaeology) / Buildings, structures / Church buildings / History
Die Insel Sokotra im Golf von Aden
Gregor, Hans-Joachim (Geologist) · Verlag Documenta Naturae
27 sayfa · 2008
Natural history / Description and travel