The owner of New York City's premier knitting boutique--String--takes knitters on a tour of the world where superior fibers are found and woven into luxury yarns. The softest cashmeres, sensuous silks, fine merino wools...Knitters are inevitably drawn to the look and feel of gold-standard yarns found in a Gucci sweater or a Zegna suit. Now they're invited on a superbly photographed journey with knitting aficionado and entrepreneur, Linda Morse, to...