Serpentine Socks: E-Pattern from Socks from the Toe Up (Potter Craft ePatterns)

Toe-Up 2-at-a-Time Socks: Yet Another Revolution in Knitting Two at Once on One Circular Needle! Includes 15 New Sock Patterns

Socks from the Toe Up

Toe-Up Socks for Every Body

The Sock Knitter's Handbook: Expert Advice, Tips, and Tricks

Knitting Socks: Quick and Easy Way to Master Sock Knitting in 3 Days (Sock Knitting Patterns Book 1)

2-at-a-Time Socks: Revealed Inside. . . The Secret of Knitting Two at Once on One Circular Needle; Works for any Sock Pattern!

Knitting Circles around Socks: Knit Two at a Time on Circular Needles

Learn to Knit Magic Loop Socks

Sock Knitting Master Class: Innovative Techniques + Patterns From Top Designers