
1) Ancient Greek architect
Found on
https://www.crosswordclues.com/clue/karpion

Karpion was an ancient Greek architect and architectural theorist active in the fifth century BCE. On the testimony of Vitruvius (7, praef. 12) he and Iktinos co-authored a treatise on the proportions of the Parthenon, the major Periklean Temple of Athena on the Acropolis of Athens. ...
Found on
http://en.wikipedia.org/wiki/Karpion
No exact match found.