Yarn!

Vintage Knitting - This blog chronicles the process of working from vintage knitting patterns.
Advanced Knitting Stitches - If you're ready to take your knitting to the next level, check out these advanced vintage knitting stitches. Make a peacock tail fan stitch, spiral stitch, knotted stitch and more.
Bygone Knits - A blog devoted to the art of knitting vintage fashions, vintage yarns, and related topics.
DISCONTINUED YARNS - a list of older yarns, arranged by weight of yarn, by brand name, with fiber content and yardage (where available).
fake sheep - a website about vegan knitting - this is a constantly-updated list of non-animal yarns that i have heard about, have knit with or have been coveting.
Vintage Crochet Abbreviations - while reading vintage patterns you may come up with a stitch or term you don't understand or have never tried before. I am listing some abreviations and instructions