// todo need optimize like in event.jsp. Add indexing or not indexing this page. Ptolomy's life span (1 gen 100 anni – 1 gen 165 anni) (Il nastro del tempo)

Ptolomy's life span (1 gen 100 anni – 1 gen 165 anni)

Descrizione:

Ptolomy's greatist accomplishment is Greco-Roman science, particularly his geocentric (Earth-centred) model of the universe now known as the Ptolemaic system. Ptolemy's theory of the solar system.