Places
Armillary sphere
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Places
Armillary sphere
Model of objects in the sky consisting of a framework of rings
epic · Q328720
Related cards · timepiece
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Places
Prague astronomical clock
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Unclassified
Metronome
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Unclassified
Quartz clock
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Unclassified
Hourglass
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Places
Orrery
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Unclassified
Mechanical watch
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Related cards · measurement
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Concepts
Parallax
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Unclassified
Low-background steel
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Meta topics
Oscilloscope
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Concepts
Sexagenary cycle
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Unclassified
Weighing scale
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Meta topics
Cavendish experiment
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Related cards · astronomical instrument
See all 121.webp/330px-Antikythera_Fragment_A_(Front).webp)
Organizations
Antikythera mechanism
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Unclassified
Astrolabe
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.jpg/330px-Event_Horizon_Telescope_Collaboration_(testing-general-relativity-with-the-event-horizon).jpg)
Places
Event Horizon Telescope
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Meta topics
Laser guide star
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Unclassified
Coronagraph
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Unclassified
Adaptive optics
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