Thanks to all who responded. As recommended, I ftp'd to Clarkson University
and found a packet driver for the 3c507 card there. Works like a dream...
and I don't have to search for the right comp*ibm* group :-)
/* Cornelius Krasel, Department of Physiological Chemistry, U Tuebingen */
/* email: krasel at studserv.zdv.uni-tuebingen.de (Internet) HAS CHANGED!! */
/* NO WIN/X400 MAIL POSSIBLE AT THE MOMENT! */
/* "People are DNA's way of making more DNA." (anonymous) */