Piece goods manual : Fabrics described; textile, knit goods, weaving terms, etc., explained ; with notes on the classification of samples (1917)
Blanco, A. E · Shanghai : Statistical department of the Inspectorate general of customs · leaf 15
THREE-END TWILL WEAVE. This figure illustrates the interlacing of warp (shaded) and weft (white) threads, so as to produce a regular "three-end twill" weave. It also shows the direction of twill. In this figure the warp threads are shown interlaced with the weft threads in three distinct positions.…
Textile fabrics
Internet Archive · Claire T. Carney Library, University of Massachusetts Dartmouth · Public domain (published before 1931). Free to use for anything.