ws the appearance of the fabricwhen the thread (B) is tied to the thread (A) ready for drawing. It isobvious that theraw edges of thescrim do not showends long enougha to tie r e a d i 1 y,hence the work-ing thread must in the first place be drawn out say twoinches, by placing the first three… … jpIG, 6. —Detail of Fig. 14.
