Posted by Jon on February 21, 2022 at 07:06:37 user Jon.
In Reply to: Re: calculator posted by John Nichols on February 21, 2022 at 06:15:28:
HP-12C, the original, on HP's site.
HP-10C at the Museum of HP Calculators
HP-10B, introduced in 1989
Post a followup (Only if you agree to the Terms and Conditions)