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Rare collection of 30 Apple Computer 5 ¼-inch floppy disks containing software programs related to the development of the Macintosh 128K computer, which was performed on the Apple Lisa 'Twiggy' floppy drives and second-generation 128K prototypes, units famously referred to as ‘Twiggy Macs,’ indicating their disk drive was a Twiggy mechanism instead of a Sony 3.5˝ 400k disk drive. The majority are Apple FileWare floppy disks featuring hand-annotated labels. A sample of which read: “Copy Disk, Copies Twiggy,” “Fdef568K,” “Office System #1,” “Boot Disk,” “Lisa: Same a Boot, 1 Bad File,” “ROM 7, Release Dev S.W., Nov 16, 1983,” “Backup of 11-83 self test,” “Apr 3/84, Logic Bd Tester, Rom Stuff,” “Lisa Write,” “Lisa Calc,” “Lisa Project,” “Lisa Graph,” “Lisa Draw,” “Mac Release 1.00,” “Mac Files RCL 7.0,” and “Mac Stuff Backup 3/2/84.” Labels to some of the floppy disks are unidentified. In overall fine condition.
From the collection of Dennis Grimm.
