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ETHBIBGrstenhrner Rhnegletscher Furkastrasse Mutthrner v. N. W.InlandflgeLBS MH.tif cm exhibition history Institution ETHBibliothek Fotografie Glasplattennegativ object history PDoldauto Creator Walter Mittelholzer EPics Bildarchiv online org Template ETHBibliothek Grstenhrner Rhnegletscher Furkastrasse Mutthrner Uploaded with