It's been a while since I posted anything so I thought I'd make a link to my 20/20 Drawing project book.
http://www.graphicmarx.com/20202005g.htm
And here's a link from the Blurb Book site
http://www.blurb.com/b/215024-the-20-20-drawing-project?utm_source=badge&utm_medium=banner&utm_content=280x160