Person · 1811 CE – 1866 CEJohn Baptist Chŏn Chang-unAlso known asJan Chrzciciel Chon Chang-unJan Chrzciciel Chŏn Chang-unJan Chrzciciel Chŏn Chang-unJan Chrzciciel Chŏn Chang-unJohn Baptist Chon Chang-unJuan Bautista Chŏn Chang-unarchival plate · John Baptist Chŏn Chang-un · placeholderThis entry is a stub. The Library is awakening — a longer account is being written.Connected to5 links to entries not yet ingested in the Library.