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Adapted prose from Wikipedia under CC BY-SA 4.0.
1911 Encyclopædia Britannica — public domain in the United States.
Imagery via Wikimedia Commons; per-image attribution on each entry.

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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.

Source at github.com/chloeilabs/alexandria.

Alexandria · MMXXVIExplicit colophon · 2026

Siemowit V of Masovia · Alexandria

Person · 1389 CE – 1442 CE

Siemowit V of Masovia

Also known as

Siemovit V de Mazovie
Siemovit V de Rawa
Siemowit Aleksander «V» ks. Piast-Mazowiecki
Siemowit V
Siemowit V of Rawa
Siemowit V van Mazovië

archival plate · Siemowit V of Masovia · placeholder

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

Connected to

mother · child ofAlexandra of Lithuania
sibling · sibling ofMaria of Masovia

+ 12 further connections to entries not yet ingested