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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

Person · 1716 CE – 1778 CE

Constantine, Landgrave of Hesse-Rotenburg

Also known as

Constantijn van Hessen-Rheinfels-Rotenburg
Constantin de Hesse-Rheinfels-Rotenbourg
Constantin de Hesse-Rheinfels-Rotenbourg
Constantino de Hesse-Rotenburg
Constantino de Hessen-Rotenburg
Costantino d'Assia-Rheinfels-Rotenburg

archival plate · Constantine, Landgrave of Hesse-Rotenburg · placeholder

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

Connected to

citizen ofGermany1949 CE
child · father ofCharles Emmanuel, Landgrave of Hesse-Rotenburg1746 CE
sibling · sibling ofJoseph, Hereditary Prince of Hesse-Rotenburg1705 CE

+ 12 further connections to entries not yet ingested

Constantine, Landgrave of Hesse-Rotenburg · Alexandria