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Vintage Calculators (Popularity: ): A celebration of old calculators showing the evolution from mechanical calculator to hand held electronic calculator.
Mechanical Calculating Machines (Popularity: ): Mechanical calculating machines from a collector's point of view, with articles and links to relevant sites.
The Museum of HP Calculators (Popularity: ): Information about every HP calculator made since 1968. Includes photo gallery, old advertisements, operating instructions, pricing information and discussion forum.
Museum of Pocket Calculating Devices (Popularity: ): A gallery containing many varieties of pocket calculators, slide rules, and abacuses.
Calculator Technical Information (Popularity: ): Technical information about many calculators, including chip pinouts and self-test sequences, and patent information.
Museum of Soviet Calculators (Popularity: ): Displays handheld and desktop calculators from the 1900s to the present, showing interesting features of each.
Be Calc (Popularity: ): Serge Devidts' collection of vintage electronic calculators and some other pieces of old technology.
Programmable Calculators (Popularity: ): A collection of programmable and non-programmable calculators and accessories, with articles and repair notes.
EEC - Early Electronic Calculator Technology Reference (Popularity: ): A source of information about the technology used in the construction of early electronic calculators. Includes a reverse-engineering project.
Soviet Calculators History (Popularity: ): Article about the history of the development of Soviet calculators, the features and interesting characteristics of the most relevant models ...
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The X-Number World of Calculators (Popularity: ): A collection of articles about the history of calculators, mechanical and electronic. Also, a number of on-line calculators, recommended books, ...
Bring Back the HP 15C (Popularity: ): Fans of the 15C want Hewlett-Packard to put it back in production. Find a list of reasons to bring it ...
Museum of Pocket Calculating Devices (Popularity: ): A gallery containing many varieties of pocket calculators, slide rules, and abacuses.
Vintage Calculators (Popularity: ): A celebration of old calculators showing the evolution from mechanical calculator to hand held electronic calculator.
The Museum of HP Calculators (Popularity: ): Information about every HP calculator made since 1968. Includes photo gallery, old advertisements, operating instructions, pricing information and discussion forum.
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Related Press |
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