Rare Docs Show How Apple Created Apple II DOS

CNET story about arguably the most important technical documents in Apple's early history: the source code, contract letters, schematics and notes for the creation of the Apple II Disk Operating System (DOS). From 1977 and 1978, these documents chronicle Apple's first OS and what made the Apple II into a serious computer for the masses, able to support killer apps like Visicalc and build the PC industry.

http://tech.slashdot.org/story/13/04...d-apple-ii-dos