Raw material collection of Walter Etter

Raw material collections of Walter Etter

Insektenmergel sections from Frick, Küttigen, Arisdorf and Schambelen (northern and northwestern Switzerland):
Collection of unprocessed bulk sediments in plastic containerrs, collected by W. Etter in 2001, 2002, 2003 and 2004.
Frick section, Canton Aargau (2001): Samples 01 through 19.
Küttigen section, Canton Aargau (2002): Samples 1-8a.
Insektenmergel Arisdorf, Canton Basellandschaft (2003)
Insektenmergel Schambelen, Canton Aargau (2004): Samples 02u through 50.

Obtususton section from Frick (northern Switzerland):
Collection of unprocessed bulk sediments in plastic containerrs, collected by W. Etter in 2005.