The entasis of various columns Fig 1 Entasis of the columns of the North Portico of the Triple temple, termed the Erecht - Cockerell Charles Robert Kinnard William Donaldsonthomas Leverton Jenkins William Railton William - 1830
Author: COCKERELL, Charles Robert / KINNARD, William / DONALDSON, Thomas Leverton / JENKINS, William / RAILTON, William. 1830.Source: commons.wikimedia.org