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Adapted prose from Wikipedia under CC BY-SA 4.0.
1911 Encyclopædia Britannica — public domain in the United States.
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Set in EB Garamond and JetBrains Mono. Built on Next.js 16 + Postgres 17 with pgvector + Drizzle ORM, deployed to Vercel atop a Neon Postgres branch.

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Alexandria · MMXXVIExplicit colophon · 2026

Person · 1350 CE – 1421 CE

Frederick I, Duke of Brunswick-Osterode

Also known as

Frederik I van Brunswijk-Ostenrode
Frederik I van Brunswijk-Osterode
Fridrich I. Brunšvicko-Osterodeský
Friedrich Graf von Osterode
Friedrich Graf von Osterode
Friedrich I, Herzog von Braunschweig-Osterode

archival plate · Frederick I, Duke of Brunswick-Osterode · placeholder

This entry is a stub. The Library is awakening — a longer account is being written.

Connected to

father · child ofErnest I, Duke of Brunswick-Grubenhagen1297 CE

+ 8 further connections to entries not yet ingested

Frederick I, Duke of Brunswick-Osterode · Alexandria