HP-10BII+ One more to my collection

[rprosperi]

(04-17-2016 05:22 PM)Thomas Radtke Wrote:  Were there any clues? I feel like an idiot .

But I found the 18C easter egg - and was about throwing that thing away. Explosive egg.

The only clue I had is on this page.

Did not know the 18C had an Easter egg too. I may need to find it, drag it out and take a look.