The Museum of HP Calculators

[What is RPN]

The Museum of HP Calculators displays and describes Hewlett-Packard calculators introduced from 1968 to 1986 plus a few interesting later models. There are also sections on calculating machines and slide rules as well as sections for buying and selling HP calculators, an HP timeline, collecting information and a software library.

The Main Exhibit Hall


The Museum of HP Calculators and the museum curator are not affiliated with the Hewlett-Packard Company.

Text and images are Copyright David G. Hicks, 1995 - 2021. Quotations of HP manuals are Copyright Hewlett Packard Company - various years. For questions about me and the origin of the museum, please see my personal page.

Contact David Hicks


The Museum of HP Calculators