Claudius Ptolemy
Dec. 24, 2024
Ptolemy - Wikipedia READ: Claudius Ptolemy (article) | Khan Academy Claudius Ptolemy (100–170) | High Altitude Observatory Claudius Ptolemy | Greek mathematician and astronomer | New Scientist Molecular Expressions: Science, Optics and You - Timeline - Ptolemy Claudius Ptolemy | Introduction to Astronomy | Claudius Ptolemy