Here are Laurie’s March edition of the Mom’s Sock of the Month Club. Made with Jarbo Garn yarn, worsted weight, with duplicate stitched shamrocks on the bottom of the foot. I used a free pattern from Ravelry called Winter Socks for the Family. I used size 2 needles and cast on 48 stitches.
http://www.ravelry.com/patterns/library/winter-socks-for-the-family