Nisbet, Harry · London : Scott, Greenwood & Son ; New York : D. Van Nostrand · leaf 54
43 TWILL AND KINDRED WEAVES. § 29. Figs. 70, 71 and 72 are wavy effects in which the waves are produced obliquely by reversing the twill uniformly at shorter intervals in one direction than in the other. The Fig. 70. Fig. 71. obliquity of the waves may be more or less acute according to the system… … Fig. 72. occur, as seen in the examples given. In Fig. 70 the intervals are eight and four warp ends alternately, throughout. In Fig. 71, a more acute obliquity is obtained by reversing the twill at
Textile design
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.