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Showing results for ( Author/contributor contains Helmut Ottenjann ):
Publications (Library)
| Title | Contributors | Publisher | Year | BatchDescrip | Medium |
| Die Mühlen des Museumsdorfes Cloppenburg | Brüning, Heiko; Kaiser, Hermann; Ottenjann, Helmut | Museumsdorf Cloppenburg | 1988 | Book |
