Ionic order cap is usually enriched with egg-and-dart. Since Vitruvius, a female character has been ascribed to the Ionic (in contrast to the masculine Doric). The major features of the Ionic order are the volutes of its capital, which have been the subject of much theoretical and practical discourse, based on a brief and obscure passage in Vitruvius. The only tools required to design these features were a straight-edge, a right angle, string (to establish half-lengths) and a compass. Below the volutes, the Ionic column may have a wide collar or banding separating the capital from the fluted shaft (as in, for
The Lawn columns, that originally held the University's library. There are a total of 206 columns surrounding the Lawn: 16 on The Rotunda, 38 on the Pavilions, 152 on the walkways. The columns are of varying orders according to the formality and usage of the space, with Corinthian columns on the exterior of the Rotunda giving way to Doric, Ionic, and Composite orders inside; Doric, Ionic, or Corinthian on each of the pavilions; and a relatively humble Tuscan colonnade along the Lawn walkways. Jefferson's design for the Lawn sought to find an alternative to traditional single-building college architecture, such as that he