National Semiconductor Novus 4510 Mathematician from 1976

[jebem]

(03-11-2015 05:50 AM)bshoring Wrote:  Does this have the 3 level stack ?

Yes, apparently.
You may have a look for the details in the user guide available at Katherine Wasserman excellent site.

Edit to add processor information:

The NS MM5760 processor details can be found here.