A history of architecture in Italy from the time of Constantine to the dawn of the renaissance (1901)
Cummings, Charles Amos, 1833-1905 · Boston, New York, Houghton Mifflin and company · leaf 169
zantines, themasking of the interior dome, whose vertical section was either round,as in S. Michele, or pointed, as in S. Ambrogio, by the vertical exter-nal wall crowned with the low wooden roof, the round-arched windowsin the faces of the octagon, and the arcaded eaves gallery above. Itis… … instances is seen in San Antoninoat Piacenza (Fig. 72, supra},where the central feature of thecrossing is not a dome at all, buta square four-part groined vaultlike those of the nave, but higher,over which an octagonal tower iscarried u]) to the height of foursimilar stories, with a coupledwindow…
Architecture
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