1 dic 99 año - Ptolemy
Descripción:
Ptolemy wrote several scientific treatises, three of which were of importance to later Byzantine, Islamic and European science. The first is the astronomical treatise,The second is the Geography,The third is the astrological treatise.
https://en.wikipedia.org/wiki/Ptolemy
Añadido al timeline:
Life Through My Eyes in Time.
Trying to understand life around me in the times of now and ...
fecha:
Fotos: