At the Merlin menu, type D, then 9 and press enter. This will change the working disk drive to 9. Press C to see a catalog of the disk. It should look something like this: 0 "source " cz 2a 5 ...

One of the chosen was the 8-bit 6502 processor, so naturally we thought a Commodore 64 home computer, which used a 6502 ...