Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 698
rackets or corbels^ was termed the corbeltable. The earliest moulding in Norman work is a circular beadstrip, worked out of the edges of a recessed arch, called a circu-lar hoivtel(¥ig. 1694). From a circular form the bowtel soon be-came pointed, and, by an easy transition, into the bowtel of one,… … Fig. 1694. Fig. ie99.
Mechanical drawing
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