Piecework Magazine (Subscription), Interweave Press.  Great articles on historical and ethnic needlework, including embroidery, knitting, crochet, tatting, needlepoint, etc., along with patterns and projects.  Published bimonthly.  Available through Amazon.com.

Pattern books for Hungarian cross-stitch and embroidery:

Other Techniques:

Gossamer Webs : The History and Techniques of Orenburg Lace Shawls by Carol R. Noble, Galina Khmeleva.  The warm and intricate knitted lace shawls from the Orenburg region are famous throughout Russia.  This book details their history and production, and includes patterns and instructions to make your own.  Available through Amazon.com