An appendix;

  1. Purl;

    Also known as Back, Reversed, Ribbed, Seam, and Turned. It is the stitch next in importance to Knit, and produces the ribs or knots in the front of the work where they are required, or, when worked as the back row, gives the appearance of Round Knitting to a straight piece of work.

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    1. Caulfeild, S.F.A. & Saward, B.C., The Dictionary of Needlework, Blaketon Hall Ltd: Exeter, 1989; facsimile edition of the second edition of The Dictionary of Needlework published in London, 1885.