Orbit x-y Ball Tracker Xerox Star Mystery mouse - wheels instead of a ball Hawley Mark II X063X Lisa mouse Gibson light pen Logitech P7 Mouse Systems Optical M1 Mac M0100 serial Tablet with stylus Microsoft 'Dove bar' Internet scroll mouse Kensington Trackball notebook Trackball joystick 2-button mouse scrolling 2-button mouse NeXT mouse Kidz mouse Macintosh mouse

oldmouse.com

oldmouse.com

oldmouse.com

IBM Mouses

All but the first IBM mouse, at the bottom left of the photo, used to connect with IBM's own PS/2 plug. The PS/2 became the standard mouse port after it was introduced on the IBM Personal System/2 computers in 1986. The USB protocol replaced it in the 1990s, as on the two black mice top right.

Group of IBM mouses.
Group of IBM old mouses.

Examine the PS/2 plug.Examine the plug carefully to be sure your computer has the right socket for it.

IBM plugs

Two earliest IBM mouse connectors.
Two earliest IBM mouse connectors: The square 6-hole plug attached to a Unix based PC/RT. The round PS/2 6-pin plug was introduced on the computer of the same name.