Stepped Reckoner

digital mechanical calculator

Wikidata entity: Q1968697

Wikimedia Commons category is Leibniz calculator

P373 Commons category String Leibniz calculator ???
P31 instance of ... Q211586 (mechanical calculator) mechanical calculator
External Ids
P7772Atlas Obscura IDleibnizs-stepped-reckoner
P1417Encyclopædia Britannica Online IDtechnology/Step-Reckoner
P646Freebase ID/m/0827qs
P12975Lexikon der Mathematik entry ID9934

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log id: 1771114