Common · Knowledge
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Mechanical calculator series
Model series
Summary built from Wikidata data
Text: Italian Wikipedia, machine translation, CC BY-SA 4.0. · Image: Piergiovanna Grossi (CC BY-SA 4.0) ·
Common · Knowledge
Mechanical calculator series
Model series
Summary built from Wikidata data
Text: Italian Wikipedia, machine translation, CC BY-SA 4.0. · Image: Piergiovanna Grossi (CC BY-SA 4.0) ·