RNK distribution -

http://rnkdistributing.com/conversion.htm......
sewphisticated stitcher - http://www.thesewphisticatedstitcher.com/thcoch.html
Embroidery thread database -
http://www.ud.net/thread/
My embroidery haven -
http://www.myembroideryhaven.com/shop/product_info.php?cPath=22_102&products_id=190