London : Longman, Rees, Orme, Brown, Green, and Longman · leaf 303
divided bythe thickness of the jamb, will give the following:—Span, 4;jamb, 1; height, 13 ; being the same as the former window. In all the beautiful tracery-work above the jambs of the win-dows of churches which I have examined, I found that thestraight line principle was carefully attended to.… … The span between the piers is 13 ft. The height of the piers,10 ft. The shaft of each pier, which is octagonal, is 7 ft. high.The diameter of the shaft is 24 in. The thickness of the wallon the arches is 28 in. The masonry above the arches is 3 ft.high. In 13 ft. there are 156 in., which, divided…
Architecture
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