Illustration showing three male caryatids supporting an entablature

SOURCE: Fra Giovanni Giocondo. M. Vitruvio, De Architectura libri decem additis (Venice, 1511), Book 1, p. 2 verso (detail) NOTES: Vitruvius's original treatise 'De architectura' was written during the first century BC. This 1511 edition was edited and augmented by Fra Giovanni Giocondo and was the first illustrated version of the treatise.