Browsing named entities in A Dictionary of Greek and Roman biography and mythology (ed. William Smith). You can also browse the
collection for 276 BC or search for 276 BC in
Your search returned 6 results in 6 document
（*)Eratosqe/nhs), of Cyrene, was, according to Suidas, the son of Aglaus, according to others, the son of Ambrosius, and was born B. C. 276.
He was taught by Ariston of Chius, the philosopher, Lysanias of Cyrene, the grammarian, and Callimachus, the poet.
He left Athens at the invitation of Ptolemy Evergetes, who placed him over the library at Alexandria. Here he continued till the reign of Ptolemy Epiphanes.
He died at the age of eighty, about B. C. 196, of voluntary starvation, having lost his sight, and being tired of life.
He was a man of very extensive learning : we shall first speak of him as a geometer and astronomer.
As Geometer and Astronomer
It is supposed that Eratosthenes suggested to Ptolemy Evergetes the construction of the large armillae or fixed circular instruments which were long in use at Alexandria : but only because it is difficult to imagine to whom else they are to be assigned; for Ptolemy (the astronomer), though he mentions them, and incident