Redmond announced that it is releasing the original source code for MS-DOS 1.1 and 2.0, along with Word for Windows 1.1a, to the public for the first time.
“Thanks to the Computer History Museum, these important pieces of source code will be preserved and made available to the community for historical and technical scholarship.”
son las versiones iniciales, pero algo es algo

http://www.computerhistory.org/atchm...0-source-code/
http://www.computerhistory.org/atchm...a-source-code/

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