A history of architecture in all countries, from the earliest times to the present day (1874)
Fergusson, James, 1808-1886 · New York, Dodd, Mead · leaf 337
are to look for an analogy. Be this as it may, the oldest circular towers with which we areacquainted are those of Ravenna; while the last of the series is thefamous leaning one at Pisa, commenced in the year 1174. The gra-dations between these two extremes must have been the same thatmarked the… … The tower of St. Apollinare in Classe, above referred to, the mostperfect of those of Ravenna, is a simple brick tower (see WoodcutNo. 289), nine stories in height, the lower windows being narrowsingle openings; above these are two, and the three upper storiesadorned with four windows of three…
Architecture
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