rs at Great Chesters had the unusual feature ofbeing slightly in advance of that line. The thresholds weregenerally constructed of a row of large stones, with their outermargins raised to form a rim, and in a few instances there was acentral stone stop-post as well. The door-sockets were… … 68 ROMANO-BRITISH BUILDINGS AND EARTHWORKS Wliile the castella named above had double gates, the supple-mentary gates at Birdoswald and Chesters were single ones.The north and south gates at Caerwent were not the principalones, which may prove upon excavation to have been double.Small forts, like…
Architecture, Roman · Architecture · Romans
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