Hero of Alexandria

Hero of Alexandria (Greek: Ἥρων[1] ὁ Ἀλεξανδρεύς, Heron ho Alexandreus; also known as Heron of Alexandria; c. 10 AD – c. 70 AD) was a Greek mathematician and engineer who was active in his native city of Alexandria, Roman Egypt. Continue reading

The Undershot Device Designed to Transmit Power Through Gearing

During circa 27 CE, a Roman Architect and Military Engineer by the name of Marcus Vilruvius Pollio, describes the Undershot Device. Continue reading