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This maps are based on a survey, which was made in 1970 and 1974 by a team lead by
Helmut Frank.
1992 addition of new discoveries by Richard Frank.
2000 graphic redesign by Bertron.Schwarz.Frey Gruppe für Gestaltung.
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| Virtual Tour | 2D | 3D | History | Links | ||
Main Page |
International Pages
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| Letzte Änderung Webdesign: Jochen Duckeck, © Höhlen- und Heimatverein Laichingen. | ||
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