Library of Alexandria
The Ptolemies try to collect every book in the known world

Under the early Ptolemies the Mouseion and its library were founded in Alexandria, aiming to collect every book in the known world. Scholars such as Euclid and Eratosthenes worked there, and the library became a symbol of ancient learning.
Wikipedia (Russian) · Wikipedia (English) · 3rd century BC
Meanwhile around the world (±25 years)
Asia
- c. 261 BC Kalinga War — 24 years later
Americas
- c. 300 BC Maya script — 15 years earlier
Alive at the time
- Archimedes (aged 2)
- Euclid (aged 40)
- Ashoka (aged 19)
- Ptolemy I Soter (aged 82)
- Pytheas (aged 65)
- Qu Yuan (aged 55)
- Arsinoe II (aged 31)