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 126
The Science of Knitting … C. Loops obtained with right-hand twist yarn, and causing right-hand twist fabric. Illustration 4.
Machine knitting
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
