![Colossus Bridge 4 (UK) (1991) [t1].dsk Rom](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNTAiIGhlaWdodD0iMjUwIiB2aWV3Qm94PSIwIDAgMjUwIDI1MCI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0iI2NmZDRkYiIvPjwvc3ZnPg==)
Colossus Bridge 4 (UK) (1991) [t1].dsk

Colossus Bridge (UK) (1986).dsk
![Colossus 4.0 – Bridge (1988)(CDS)[h TSTH][bootfile] Rom](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNTAiIGhlaWdodD0iMjUwIiB2aWV3Qm94PSIwIDAgMjUwIDI1MCI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0iI2NmZDRkYiIvPjwvc3ZnPg==)
Colossus 4.0 – Bridge (1988)(CDS)[h TSTH][bootfile]
![Colossus 4 Bridge (1986)(CDS Microsystems)[a2] Rom](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNTAiIGhlaWdodD0iMjUwIiB2aWV3Qm94PSIwIDAgMjUwIDI1MCI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0iI2NmZDRkYiIvPjwvc3ZnPg==)
Colossus 4 Bridge (1986)(CDS Microsystems)[a2]
![Colossus 4 Bridge (1986)(CDS Microsystems)[a] Rom](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNTAiIGhlaWdodD0iMjUwIiB2aWV3Qm94PSIwIDAgMjUwIDI1MCI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0iI2NmZDRkYiIvPjwvc3ZnPg==)
Colossus 4 Bridge (1986)(CDS Microsystems)[a]

Colossus 4 Bridge (1988)(U.S. Gold)