Mac System Software 1.0 1981-03 build

March 1981 build
Build of Mac System Software 1.x
Pattern menu t.jpg
Architecture68k
Compiled
Timebomb
Works in

Mac System Software 1.0 1981-03 build is the earliest build of macOS confirmed to exist. A screenshot of this build demonstrates MacSketch.[1]

References[edit | edit source]

  1. ↑ http://www.folklore.org/StoryView.py?project=Macintosh&story=Busy_Being_Born,_Part_2.txt
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