Plan 9 from Bell Labs’s /usr/web/sources/contrib/btdn/lib/pic
--rw-rw-r-- btdn sys 196 Apr 9 2007 README --rw-rw-r-- btdn sys 182 Apr 9 2007 ellipse.pic --rw-rw-r-- btdn sys 1847 Apr 9 2007 ellipse.png --rw-rw-r-- btdn sys 310 Apr 9 2007 hyperbola.pic --rw-rw-r-- btdn sys 3328 Apr 9 2007 hyperbola.png
