Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 283
857 and 858 are elevation and planof a circle-on-circle window or door openingin which jambs or reveals are parallel andthe whole of the soffit of the arch is cylin-drical. The elevation of the centre is given 258 CARPENTRY AND JOINERY. at Fig. 859, the plan of the ribs at a, theplan of the… … . I Fig. 857.—Elevation of Circle-on-Circle Opening, with Soffit parallel at the Springing and level at the Crown.
Carpentry · Joinery
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