These materials are obsolete.  There are a number of more recent, more
powerful packages that have capabilities that greatly extend the
simple ones here.  A new project should use one of those.

These files only continue to be available to help people who are working
with an old project.  For more information on the commands available
using the materials here, see the file 1st_read.me.

--Jim Hefferon, package author
  2020-Jan-08