Sylvia Sock (75% wool, 25% nylon) — Row House Yarn
Harmony ~ Birch Beer – The Woolen Rabbit
Tough Love Sock - SweetGeorgia Yarns
White Birch Fiber Arts Self Striping Sock Yarn - Career Obsessed Banshee at Jimmy Beans Wool
MT Tosh DK Birch Grey - Simply Socks Yarn Company
MT Merino Light Birch Grey - Simply Socks Yarn Company
Birch Hollow Fibers Sylvia Sock
birch – Sewrella Yarn
Birch Hollow Fibers Sylvia Sock
Ravelry: Birch Grove Sock Fingering 75/25
White Birch Fiber Arts
Hand Dyed Yarn CAMO Camouflage Birch Bark Tweed Sock SW Merino 100gr 437yds | eBay
40% off Superwash Merino Heel Toe White Birch Fiber Arts Sock Yarn 200 Yards 50 G - Etsy
Ashford 4 Ply Wool Sock 100g - Fiber to Yarn
Ravelry: Paper Birch pattern by Mara Catherine Bryner
SOCK FINE 4PLY - SILVER BIRCH - Stephen & Penelope
Sweet Georgia Mohair Silk Sock – Maker+Stitch
Sylvia Sock (75% wool, 25% nylon) — Row House Yarn
Cherry Creek Sock Multis & Speckles – Serial Knitters Yarn Shop
Sylvia Sock Sweater Quantity *Dyed to Order* | Birch Hollow Fibers
Madelinetosh Tosh Sock Birch Grey – Wool and Company
Undyed Birch DK – Birch and Lily Fiber Co.
