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  OGND - results/titledata

  http://swb.bsz-bw.de/DB=2.104/SET=1/TTL=1/CMD?retrace=0&trm_old=&ACT=SRCHA&IKT=2999&SRT=RLV&TRM=116653531

  Keine Beschreibung vorhanden.

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  Theorie der Erde: nebst einem Anhange. 2 - Jean-Claude ¬de La Métherie - Google Books

  https://books.google.de/books?id=_wZQAAAAcAAJ&pg=PAPP5&dq=Christian+Gotthold+Eschenbach+Theorie+der+Erde#v=onepage

  Keine Beschreibung vorhanden.

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  The World in a Crucible: Laboratory Practice and Geological Theory at the ... - Sally Newcomb - Google Books

  https://books.google.de/books?id=Ggc3yJ425IoC

  Geology coalesced as a discipline in the early part of the nineteenth century, with the coming together of many strands of investigation and thought. The theme of experimentation and/or instrument-aided observation is absent from most recent accounts of…

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