HP-12C: The longest production run in the industry?

[Katie Wasserman]

(11-22-2015 01:31 PM)jebem Wrote:  I like a good mystery (or absence of information in this case) to talk about and investigate when one is in the mood and have time to spend on that.

Fantastic work!

I need to go over this in detail to see if I have anything else I can think of to add...