Posted by Marc Martin on
URL: https://www.es-forum.com/Anyone-else-forced-to-use-an-old-style-ball-mouse-tp4029912p4029922.html

I use old Microsoft Intellimouse mice... there are PS/2 versions and USB versions.  They both have balls.  They can be found cheap on eBay.  The ones I have favor being right-handed, so if you are left-handed they probably won't work.