HISTORY_300 · SLOT 134
Greece, 276 BCE
Geographer who calculated the circumference of the Earth using shadows.
RAW SOURCE CLAIM · NOT ASSESSEDGreece, 276 BCE
Unassessed source-registry profile
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Geographer who calculated the circumference of the Earth using shadows.
RAW SOURCE CLAIM · NOT ASSESSEDThis profile is a research seed. Source claims must pass the Source Record, Counter-Evidence, C/H/P assessment, audit and consensus gates before a ZERO2ONE position can be published.