.tap files are simh format files  and 'look like a mag-tape' to the simulated tape hardware.
There are tools that will convert to/from Bob's Simulator format as needed.

On Sat, Feb 22, 2020 at 6:08 AM Ed Bradford <egbegb2@gmail.com> wrote:
How do I open a .tap file in the .zip file for mini-unix?
Also, do you have a date for this snapshot. A date would be
very useful for "product comparisons" at that date.


On Sat, Feb 22, 2020 at 4:43 AM Al Kossow <aek@bitsavers.org> wrote:
On 2/21/20 10:34 AM, Heinz Lycklama wrote:

> I believe that the source code for this system (Mini-UNIX) was
> provided to some universities by the UNIX Support group at
> Bell Labs. WE did not license this.

tape image at

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