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Report of the twenty-first session, Norden, 1960 : International Geological Congress; Denmark, Finland, Iceland, Norway, Sweden / general ed.: Theodor Sorgenfrei
pt. 24 ,
7
International Committee for the Study of Clays
, In:pt. 24
proceedings of section 24
Copies:
Zentrale:E02 a geo 320 ib/21-24