![Hewlett Packard HP-20S Calculator Manual Image - Click to enlarge](https://s.turbifycdn.com/aah/calculatorsource/hewlett-packard-hp-20s-calculator-manual-19.gif) Used English manual in good condition.
Portuguese: We have 1 brand new physical manual available for $14.95 including shipping. If interested, indicate in the comments field on the order form and we'll adjust the order when it is processed.
![](https://s.turbifycdn.com/aah/calculatorsource/hewlett-packard-hp-50g-used-rpn-and-algebraic-graphing-calculator-5.gif)
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