Flat V.1

MK 14

0GBR

Sinclair

Flat V.2

MK 14

0GBR

Sinclair

Mechanical

MK 14

0GBR

Sinclair

Mechanical

Alice

1983 - FRA

Matra Hachette

Mechanical

Alice 90

1985 - FRA

Matra Hachette

Mechanical

A3000

1989 - GBR

Acorn

Membrane

ZX81

0GBR

Sinclair

Rubber membrane

ZX Spectrum

0GBR

Sinclair