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	File Name	Rating	Downloads	Last Update/Developer
	86 DOS Version 0.1 C Serial # 11 ( ORIGINAL DISK) 86 DOS Version 0.1 C Serial # 11 ( ORIGINAL DISK) by: Seattle Computer Products - year: 1980 This is the precursor to MS-DOS and is likely the oldest known version to survive. This disk can be booted with the SIMH emulator. Instructions can be found here: https://web.archive.org/web/20181002215506/http://www.86dos.org/index.htm Media: 8" Floppy Disk Physical: 250K SS500kbps FM encoded disk with IBM sector structure. 26 x 128 byte sectors per track. Format: == DISK MAP ==================================== 00000000000000001111111111111111222222222222222233333333333333334444444444444 0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF0123456789ABC 01 ............................................................................. 02 ............................................................................. 03 ............................................................................. 04 ............................................................................. 05 ............................................................................. 06 ............................................................................. 07 ............................................................................. 08 ............................................................................. 09 ............................................................................. 0A ............................................................................. 0B ............................................................................. 0C ............................................................................. 0D ............................................................................. 0E ............................................................................. 0F ............................................................................. 10 ............................................................................. 11 ............................................................................. 12 ............................................................................. 13 ............................................................................. 14 ............................................................................. 15 ............................................................................. 16 ............................................................................. 17 ............................................................................. 18 ............................................................................. 19 ............................................................................. 1A ............................................................................. Image and scan of disk created by: f15sim Click here to visit the author's website.		714	Jan 05, 2024 Seattle Computer Products/f15sim

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