Jill Cater Nixon  
   Blackwork charts and cross stitch using many different threads, beads, and sequins. Designs include fairies, costumes, and cars.
   http://members.madasafish.com/~jillcn/freechart.htm

Blackwork from Stitch On Line  
   History and techniques, early design sources, and bibliography, from the Skinner Sisters. Illustrated.
   http://www.skinnersisters.com/stitch/issue1/index.html

Blackwork Fill-in Patterns  
   Charted designs from sixteenth-century sources, with notes, at the Atlantian Embroiderers Guild (Society for Creative Anachronism).
   http://aeg.atlantia.sca.org/projects/howto/blackwork/index.htm

Blackwork Gallery  
   Annotated links to Renaissance portraits and paintings featuring blackwork, at the Elizabethan Practical Companion.
   http://www.geocities.com/Athens/Crete/1581/bwgallery/

Blackwork: An Introduction  
   Survey article from Needle Pointers magazine XI:5, Winter 1983, by Carol Algie Higginbotham, EGA certified teacher of blackwork. Modern and traditional examples, bibliography, some free charts.
   http://www.needlepoint.org/Archives/Blackwork/Article.htm

Blackwork Embroidery Archives  
   Collection of original floral and geometric patterns to download. Includes historical notes on blackwork in renaissance costume, instructions for working double-running stitch, bibliography and links.
   http://blackworkarchives.com

Bronwen's Blackwork Library  
   Contains charts for hundreds of authentic English, German, and Italian blackwork patterns from sixteenth and seventeenth century sources. Includes a tutorial on the double-running stitch.
   http://costume.dm.net/blackwork/index.html

Blackwork  
   Survey history of blackwork, with illustrations, by Michele Palmer, former editor of the newsletter of the Center for the History of American Needlework (C.H.A.N.). From Fancywork, October 1984.
   http://www.needlearts.com/html/articles/article_13/article_13.htm