ROM listing for Commodore 2030/2040 Dual Floppy File Controller (6502), Disk Operating System Version 2.1. Corresponds to MOS 6332 ROMs #901486-11,-12 and -13. Thanks to Ove Mejlgaard.
Assembly source code listing for 1571 ROMs: Disk Operating System and Controller Routines. Thanks to Ove Mejlgaard for the document.
Assembly source code listing for PET BASIC Version 2.2 for Commodore 10/16/64. Thanks to Ove Mejlgaard for the document.
Some errors are seen from page 82, however these are present on the source printout so this was not a scanning error.