Person · 1947 CEJan-Kees WiebengaAlso known asJ.G.C.Jan Gerco Cornelis Wiebengaچان كيس ويبينجاarchival plate · Jan-Kees Wiebenga · placeholderThis entry is a stub. The Library is awakening — a longer account is being written.Connected to12 links to entries not yet ingested in the Library.