Дело о фундуше каноника Оскерко, переданном Шщущинским (Щучинским) ксендзам пиярам

Places named in the title: Ščučyna (Vitebsk District), Shchuchyn (Shchuchyn district)

Sources: inv.velikie.org (Sep 22, 2026)

Researchers’ experience

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