The ecclesiastical architecture of Ireland, anterior to the Anglo-Norman invasion; comprising an essay on the origin and uses of the round towers of Ireland, which obtained the gold medal and prize of the Royal Irish Academy (1845)
Petrie, George, 1789-1866 · Dublin : Hodges and Smith · leaf 439
Moreover, many of the angular-headed apertures have recessedsemicircular arches, instead of the more usual horizontal lintels, such … arches being sometimes formed of a single stone, and at other times ofseveral stones, on the regular principle of the arch,—as in the prefixed 416 INQUIRY INTO THE ORIGIN AND USES example, showing the large aperture placed directly over the door-way of the Round Tower of Eoscrea: and, I should…
Church architecture · Round towers
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