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HHC2021 Bob's Calculator Challenge
10-07-2021, 01:54 PM (This post was last modified: 10-07-2021 01:57 PM by J-F Garnier.)
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RE: HHC2021 Bob's Calculator Challenge
(10-07-2021 01:07 PM)rprosperi Wrote:  Regarding the HP-22S, at least one of the late, stepped-bezel style clearly existed, but only in prototype form, thus not meeting the criteria of being a 'production model'.

Interesting, so the machine on the HP-22S page of this HP Museum is a prototype?
Just found the mystery already discussed here:

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RE: HHC2021 Bob's Calculator Challenge - J-F Garnier - 10-07-2021 01:54 PM

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