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
Before HP Calculators (1614-1968)
The First HP Calculators (1968)
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HP 9100A&B Programmable RPN Calculators with no digital ICs
High End Desktop Series (1971)
The Classics (1972)
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HP-35 The First Slide Rule Pocket Calculator
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HP-80 The First Business Calculator
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HP-45 Slide Rule++
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HP-65 The First Programmable Handheld
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HP-70 Inexpensive Business Calculator
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HP-55 Scientific/Programmable with Quartz Timer
Classic Printing Desktop Calculators (1973)
Second Generation Handheld Calculators (1975)
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HP-10 Handheld Printing Adding Machine
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HP-21 Second Generation HP-35
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HP-22 Business Calculator
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HP-25 Scientific Programmable
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HP-25C HP-25 with Continuous Memory
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HP-27 "Do Everything" Model (Sci/Stat/Math/Bus)
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HP-29C & HP-19C High End Programmables
Second Generation Desktop Calculators (1976)
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HP-91 Printing Scientific Calculator
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HP-92 Printing Business/Financial Calculator
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HP-95C Unreleased Printing Programmable Calculator
Second Generation Mag Card Programmables (1976)
In A Class By Itself (1977)
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HP-01 The Hewlett-Packard Calculator Watch
Third Generation of HP Calculators (1978)
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HP-31E Basic Scientific Calculator
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HP-32E Scientific/Statistical
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HP-33E/C Scientific Programmable Calculator
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HP-34C Scientific Prog. with Integration & Solve
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HP-37E Financial Calculator
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HP-38E/C Programmable Financial
Small Computers and Computer-like Calculators (1979)
The 10C series: Compact yet Sophisticated Calculators (1981)
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HP-10C Basic Scientific Programmable Calculator
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HP-11C More Advanced Scientific Programmable
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HP-12C Top Selling Business Calculator
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HP-15C Scientific with Matrix & Complex Math
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HP-16C The Computer Scientist Calculator
The RPL Family (1986)
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RPL A Platform for Powerful Calculators
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HP-18C Business Model with Solver
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HP-28C/S Scientifics with Symbolic Math and Solver
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HP-48S/SX Large Screen Scientifics with Symbolic Math
Some Interesting Later Models (1986)
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HP-27S Algebraic Do Everything Calculator
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HP-17B Algebraic Business Model
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HP-22S Algebraic Scientific Calculator
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HP-32S RPN Scientific with Complex Math
(Including Anniversary Edition.)
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HP-42S RPN Scientific (HP-41C compatible)
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HP-14B (50th Anniversary Edition)
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The Xpander Unreleased Math Learning Aid
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HP-67CX Unreleased RPN / HPL / Linux Scientific
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Other Hewlett Packard Calculators and computers.
Navigation
Discussion & Guest Areas
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HP Forum
(Includes everything from the earliest HPs to the HP Prime, plus the new articles forum, new software forums and classifieds.)
- Forum News
Collecting & Using
Software Libraries
History & Technology
For Sale and Wanted
Other Resources
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