Blitzröhre Bezüge im Wissensnetz Close match (2) GND Fulgurites Fulgurites Exact match (2) Museumsbestand (KSW) Blitzröhre Blitzröhre Close match (2) GND Fulgurites Fulgurites Oberbegriff generisch (1) GND Metamorphes Gestein In scheme (1) GND authorities Is part of (1) GND authorities