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Not sure about the software, but the hardware was gorgeous. I have an eBay alert for the "Norsk Data" and "Nordata" strings.

Some are stored throughout Norway. If you're willing to maintain it well you might find a donor in. Norway. http://www.sintran.com

There are a few collectors in Sweden too.

NTNU's computer museum has quite a number of Norsk Data machines, but they are unfortunately not accessible to the public.

Here is a motherboard for sale https://www.finn.no/246230727