The two socks differ in the number of loops of each stitch within the chain stitch selvedge that were picked up from the side of the heel flap. On the left, both loops of each chain stitch were picked up. On the right, just the back loops. The arrow points to the center of a column of knit stitches. On the left, you see the last column is complete. On the right, by picking up just the back loops, a ridge (1/2 a knit stitch) is formed.
Image 1Recently the method of picking up gusset stitches through both loops was illustrated. In this article the gusset stitches are picked up through the back loops only of the heel flap. Read more ... for stepwise, illustrated instructions in picking up stitches through both loops of a chain stitch selvedge.
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The basic heel and the ridgeline heel each used a different style for picking up the gusset stitches. In the basic heel, two loops were picked up from the chain stitch selvedge as illustrated at right. In the ridgeline heel, just the backs of the loops were picked up. Read more ... for stepwise, illustrated instructions in picking up stitches through both loops of a chain stitch selvedge.
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