Revisiting the design decisions and constraints behind the original Macintosh 128.

Original text by Andy Hertzfeld at folklore.org.

Steven Levy on “unauthorized” modifications to the original Mac: “A Shut and Open Case” (PDF, MP3).

Dan Winkler (yes, that Dan Winkler) relaying his experience with a serial port Tecmar MacDrive hard disk in 1984.

Dog Cow: “All About MFS: The Macintosh File System”.

Dog Cow’s detailed discussion of early Macintosh hard drive systems including the Tecmar MacDrive.