This is freeware.  You may copy it as much as you like, as long as it 
stays in its original form.

If you have any questions, or comments, please don't hesitate to write 
to me at:

bnicholson@sol.otago.ac.nz

or after Nov 1 1996,

blair@nelsun.gen.nz

After Feb 20th 1997, most likely bnicholson@sol.otago.ac.nz, but
not sure at this stage.

