Euclid and Ptolemy Soter, King of Egypt - Stock Image - H400/0212

Euclid and Ptolemy Soter. The Ancient Greek mathematician Euclid (lower centre, red cloak) was active during the reign of Ptolemy I Soter, the Macedonian general who ruled Egypt from 323-283 BC. SHEILA TERRY/SCIENCE PHOTO LIBRARY

85 Ptolemy I Soter Stock Photos, High-Res Pictures, and Images - Getty Images

Euclid and Ptolemy Soter, King of Egypt - Stock Image - H400/0212 - Science Photo Library

Euclid (3rd century BC) Ancient Greek mathematician who taught at the Alexandrian school, presenting his Elements of Geometry to Ptolemy I, Soter, king of Egypt. Engraving from Vies des Savants Illustres by Louis Figuier (Paris, 1866). - SuperStock

19th Century Greek man and woman, illustration - Stock Image - C042/0176 - Science Photo Library

85 Ptolemy I Soter Stock Photos, High-Res Pictures, and Images - Getty Images

Euclid, Ancient Greek mathematician - Stock Image - C036/8741 - Science Photo Library

Ptolemy i hi-res stock photography and images - Alamy

85 Ptolemy I Soter Stock Photos, High-Res Pictures, and Images - Getty Images

Ptolemy i hi-res stock photography and images - Alamy

Ptolemy I Soter: Greek Founder of Egypt's Ptolemaic Dynasty – Brewminate: A Bold Blend of News and Ideas