From: utzoo!utcsrgv!ralph
Newsgroups: net.wanted,net.works
Title: Cheap track balls?
Article-I.D.: utcsrgv.446
Posted: Wed Jun 30 17:55:34 1982
Received: Wed Jun 30 19:30:25 1982

We are looking for a tracker ball for our human factors lab.
We have found one at $4000!   I find it hard to believe that
video games use devices that are of this quality and price.
Therefore, anyone know of a source of cheaper track balls?
thanks
 ralph hill
 computer systems research group
 University of Toronto
 10 King's College Road
 Toronto Ontario
 Canada M5S 1A4
 ...!decvax!utzoo!utcsrgv!ralph