Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 185
Fig. 2ia … Fij. 219. 304.—When the interior dome rises too high to admit of a level FRAMING. 171 tie-beam, the framing may be composed of a succession of ribsstanding upon a continuous circular curb of timber, as seen atFig-. 218 and 219,—the latter being a plan and the former a sec-tion. This curb must be…
Carpentry · Architecture
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