Appleton's cyclopædia of drawing, designed as a textbook for the mechanic, architect, engineer, and surveyor (1866)
Worthen, William Ezra, 1819-1897, [from old catalog] ed, Appleton, firm, publishers, New York. (1866. D. Appleton & co.) [from old catalog] · New York, D. Appleton and company · leaf 393
y the projection of the upper part of the wall, which wassupported on brackets or corbels^ and hence termed the corbel table. The earliest moulding in Nonnan work, is a circular bead strip workedi out of the edges of a recessed arch, called a circular howtel(fig. 83). From a circular form the… … AECHITECTUEAL DEAWING. 263