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From: stone@cunixb.cc.columbia.edu (Glenn Stone)
Newsgroups: comp.sys.ibm.pc,alt.hypertext
Subject: Re: Hypertext on IBM-PCs
Message-ID: <1990Jun4.171447.24041@cunixf.cc.columbia.edu>
Date: 4 Jun 90 17:14:47 GMT
References: <9004150754.AA16288@ucbvax.Berkeley.EDU> <4652@pegasus.ATT.COM> <3407@castle.ed.ac.uk>
Sender: news@cunixf.cc.columbia.edu (The Daily News)
Reply-To: stone@cunixb.cc.columbia.edu (Glenn Stone)
Organization: Columbia University
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> A faculty member on our campus has asked about hypertext software for IBM
> clones.  They're interested in any type (PD, shareware, and commercial).
> They said that they'd like graphics to be included in their data.
>
> Paul Motsuk, motsuk@cua.bitnet, motsuk%cuavax.dnet@netcon.cua.edu

Try:

HyperBase       $99     Cogent Software  (508-875-6553)
HyperTies      $349?    Cognetics Corp   (609-799-5005)
IBM LinkWay    $110     IBM Educ Systems (404-238-3245)
KnowledgePro   $495     Knowledge Garden (518-766-3000)
Houdini & related systems, various prices  MaxThink (415-428-0104)
Guide (of course)
WildCard       ?        Spinnaker Corp.

Some of these are discussed in the Mar 20, 1989, issue of PC-Week;
I'm not sure if they are all still funct.