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Imagined archival research; documents are illustrative.
Institutional collection · Institution
Układ w Kiejdanach
Układ w Kiejdanach, Kalendarium, Warszawa: Muzeum Historii Polski w Warszawie
- URL
- https://muzhp.pl/kalendarium/uklad-w-kiejdanach (accessed 2026-09-23)
- Archived copy
- https://web.archive.org/web/20251027234714/https://muzhp.pl/kalendarium/uklad-w-kiejdanach
The Museum of Polish History calendar entry on the Kėdainiai agreement, signed with the initials "A.F."; used for the date 20 October 1655 and the list of signatories.