1 Tuloksia löytyi "Tiedosto:Proceedings_of_the_Yorkshire_Geological_and_Polytechnic_Society._(IA_proceedingsofyor7187york).pdf".

Tiedosto:Proceedings of the Yorkshire Geological and Polytechnic Society. (IA proceedingsofyor7187york).pdf

Archive Internet Archive ID: proceedingsofyor7187york described at URL: https://archive.org/download/proceedingsofyor7187york/proceedingsofyor7187york.pdf...

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