I tried to look up my HP 20S on the price list, and it's not on it. What is this, how old and what's its approximate worth? Any information is appreciated.
Re: HP 20S Message #2 Posted by Peter Murphy (Livermore) on 3 July 2013, 7:41 p.m., in response to message #1 by Kate Field (Corvallis)
They can be had for as little as $20 USD, and (with extras) for as much as $100: http://tinyurl.com/n6ph5gk
Go back to the main exhibit hall