The science of knitting : an illustrated reference book of the elementary principles of knit fabrics and machine knitting, including fundamental conventions, definitions, rules, formulas and tables, for the student, operator, manufacturer and analyst (1914)
Tompkins, Ernest, 1869-, Wildman Mfg. Co · New York : J. Wiley & Sons · leaf 117
Two-thread Knitting 97 Locating Causes of Defects. — As a rule the twisting is over- come or reduced by keeping the yarns from touching each other up to the time they enter the needles, and after that by keeping control of them, either by tension or otherwise. Separating the Threads in Feeding. —… … Illustration 1. Illustration i. — Illus- Double-thread loops on spring needle. The tration 1 shows a diagram thread in the head of the needle appears on the back of the fabric. of a spring-beard needle with the old loop about to cast off over a new double loop con- sisting of a black and white…
Machine knitting
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.