Andreas Kellerhals

Retired archiviste I'm now investigating the history of education/public schools as presented at thé world's fairs

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wolfthomas (Jul 24, 2011)
wolfthomas (Jun 7, 2013)
Andrea Egbuna-Joss (Jan 13, 2017)
Andrea Egbuna-Joss (Feb 15, 2017)
Rainer Hugener (Jan 1, 2014)
Chantal Camenisch (Jan 1, 2015)
(Jul 15, 2019)
S. Abun-Nasr (2009)
Astrid Epiney (Feb 16, 2009)

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