*Microsoft MS-DOS 2.11 [TI Professional Computer OEM r2.11] https://winworldpc.com/download/7EFB658 ... 54D21A8599
*Microsoft MS-DOS 2.11 [TI Professional Computer OEM r2.13] https://winworldpc.com/download/7F85DDA ... 54D21A8599
MS-DOS 2.1x for TIPC is already uploaded.
I think you seem to be looking for original disks right?http://www.ebay.com/itm/142231854367
--> No diskette.http://www.ebay.com/itm/142280812977
--> I don't know system disk is included, but this list is for PC sale.