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 437
arities of the upper apertmes oithe Towers. The apertiucs in the uppermost story are almost inva-riably of larger size than those in the lower stories, including eventhe doorways. The apertm-es in the nitermediate stories, betweenthe uppermost and the doorway, are usually of very small size. Inmany… … external forms of these apertiucs there are but three varieties,namely, the quadrangular, the semicircular-headed, and the angular-headed ; and the jambs, in all cases, incline : but, in then- internalconstruction, they present several varieties, which I shall presentlynotice. As an example of a…
Church architecture · Round towers
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![An illustration from Catalogue des monuments et inscriptions de l'Égypte antique / publié sous les auspices de S.A. Abbas II Helmi par la direction générale du Service des antiquités [de l'Égypte] ; par J. de Morgan, U. Bouriant, G. Legrain, G. Jéquier, A. Barsanti (1894)](https://img.insideoutlibrary.com/img/200/ia-cataloguedesmonu21egyp-161-268@270.webp)
