A series of powerpoint slides John used for tutorials, plus postscript versions, can be found at ftp://ftp.scriptics.com/pub/tcl/doc/tut.tar.Z .
... racial makeup of the town is 95.82% White, 0.50% African American, 0.04% Native American, 1.49% Asian, 0.00% Pacific Islander, 1.08% from other races, and 1.08% from tw ...