VTG 1990 IBM 1057313 2-Button PS/2 Trackball Computer Mouse TESTED WORKING

Vintage IBM 2-Button Trackball PS/2 Personal Computer PC Mouse 6450350

Vintage IBM 6450350 2-Button Wired PS/2 Computer Ball Mouse Beige MPN: 90X6778

Mouse Systems Vintage Serial Computer Mouse Trackball 2-Button White Mouse NIB

Vintage Kensington Orbit Trackball Mouse For IBM-Compatible Serial/PS2 Trackball

Vintage IBM 2-Button Trackball PS/2 Personal Computer PC Mouse 6450350

Vintage Fellowes Trackball Mouse Wired PS2 Computer Accessories

Vintage OG Microsoft PS/2 Mouse Trackball Port Compatible 2-Button 58269