Home›Sources›History of Timekeeping Devices (Wikipedia)SourcesHistory of Timekeeping Devices (Wikipedia)Web ReferenceCitation FormatsGeneral ReferenceGeneral Reference Citation TextTechnology and Engineering Atlas. "History of Timekeeping Devices (Wikipedia)." Accessed August 30, 2026. https://technology.interactiveatlas.org/sources/wikipedia-mechanical-clock.Copy General ReferenceAPA StyleAPA Style Citation TextTechnology and Engineering Atlas. (n.d.). History of Timekeeping Devices (Wikipedia). Retrieved August 30, 2026, from https://technology.interactiveatlas.org/sources/wikipedia-mechanical-clockCopy APA StyleBibTeXBibTeX Citation Text@misc{technologyandengineeringatlas-history-of-timekeeping-devices-wikipedia, author = {Technology and Engineering Atlas}, title = {History of Timekeeping Devices (Wikipedia)}, year = {2026}, url = {https://technology.interactiveatlas.org/sources/wikipedia-mechanical-clock}, note = {Accessed August 30, 2026} }Copy BibTeXReference and ClassificationVerifiedThe Wikipedia article on the history of timekeeping devices, consulted for the earliest attested European verge-escapement clocks in the 1280s and for Su Song's 1092 water-driven astronomical clock tower in Kaifeng.FactsSourcesClaims Backed By This Source (19 claims)Comments (0)Reader Challenges (0 open reader challenges)FactsAuthorWell-attestedWikipedia contributorsPublisherWell-attestedWikimedia FoundationURLWell-attestedhttps://en.wikipedia.org/wiki/History_of_timekeeping_devicesReliability TierWell-attested2SourcesHistory of Timekeeping Devices (Wikipedia)tier 2Wikipedia contributors, Wikimedia FoundationView the SourceClaims Backed By This Source (19 claims)This source backs 19 claims across the atlas. As facts: 14 well-attested, 1 scholarly debate. As cited relationships: 1 connected. Plus 3 entities citing it as a general reference with no single fact or relationship attached.Disposition By TopicOpen Questions, 8 claims: 6 well-attested, 1 connected, 1 general references.Inventions, 6 claims: 3 well-attested, 1 scholarly debate, 2 general references.Sources, 5 claims: 5 well-attested.Well-attested14InventionsThe Mechanical ClockOpen QuestionsDoes Su Song's 1092 water-driven astronomical clock tower count as the first mechanical clock, or does that title belong to the weight-driven verge-escapement clocks first attested in Europe in the 1280s?SourcesHistory of Timekeeping Devices (Wikipedia)Scholarly debate1InventionsThe Mechanical ClockConnected1Open QuestionsDoes Su Song's 1092 water-driven astronomical clock tower count as the first mechanical clock, or does that title belong to the weight-driven verge-escapement clocks first attested in Europe in the 1280s?General References3InventionsThe Mechanical ClockOpen QuestionsDoes Su Song's 1092 water-driven astronomical clock tower count as the first mechanical clock, or does that title belong to the weight-driven verge-escapement clocks first attested in Europe in the 1280s?Comments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0 open reader challenges)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.View At A Past YearThe atlas records no dated fact of its own for this entry, so there is no other year to choose.Show This Year