Usability Views Article Details  home | timeline | recent | popular | e-reports | userati | about this site Creating Principal 3D Curves with Digital Tape Drawing (.pdf) (20 Apr 2002) Article URL: http://www.billbuxton.com/CHI02TapeDrawing.pdf Read 107 more articles from Bill Buxton sorted by date, popularity, or title. Next Article: What Did They Do? Understanding Clickstreams with the WebQuilt Visualization System (.pdf) This site is a labour of love built by Chris McEvoy