Two patterns:Ribbed knee socks, lacy knees socks.
Both sizes four double-pointed needles required both socks, crochet hook for lacy socks only.
Knit in the round.
Pattern and photo on pages 2216-2217 in book series.
Text at beginning of pattern: “Whether you choose them plain or prefer a fancy version, these knee socks are worked on four needles, which means they give the smoothest fit.”