The help of these people is gratefully acknowledged.

    AK   Andreas Koenig <andreas.koenig@franz.ww.tu-berlin.de>
    DB   Dan Bernstein <djb@koobera.math.uic.edu>
    IP   Ian Phillipps <ian@dial.pipex.com>
    JB   Jos Backus <jos@oce.nl>
    MdlR Michael de la Rue <mikedlr@tardis.ed.ac.uk>
    NMS  Nickolay Saukh <nms@nns.ru>
    SB   Stephen Beckstrom-Sternberg <sbeckstr@rapd.gig.usda.gov>

Tim Goodwin
<tim@uunet.pipex.com>
1997-03-14
