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Imagined archival research; documents are illustrative.
Reference work · Academic study
Wittenberg, Arvid
Uppslagsverket Finland, Wittenberg, Arvid, Uppslagsverket Finland, Helsinki: Svenska folkskolans vänner
- URL
- https://uppslagsverket.fi/sv/sok/view-170045-WittenbergArvid (accessed 2026-09-26)
Finnish reference on the Polish campaign and death at Zamość.