System 3

System 3 was the third major version of the Macintosh system file. First released as part of Macintosh System Software 0.7 in January 1986, its most notable change was the switch from MFS to HFS for the file system.
==Versions of System 3==
* System 3.0
* System 3.1
* System 3.2
* System 3.3
* System 3.4
==References==
*Macworld Mac SECRETS by David Pogue, 5th Edition p.297-299. 1999.-02-19.
==External links==
*Apple Macintosh before System 7
*The Early Mac OS: System 3 at the Apple Museum
*System 3 at the Graphical User Interface Gallery
*Mac System Software 3.x at BetaWiki
* at Wikipedia
Category:Classic Mac OS
Category:Discontinued Apple software
Category:1986 introductions