Acorn Hardware Pictures

Firstly, I apologise for the poor quality of the pictures. :-(

The mouse connector: you can just about see the three rows of pins in this sort of arrangement:

   * **
[nine-pin mouse connector]

The keyboard connector has six pins like so:

  *  *
  *  *
[six-pin keyboard connector]

The mouse itself:

[three-button mouse]

Well there's a thing: it's made by Logitech:

[underside of mouse, including Logitech logo]