The instruments at Jantar Mantar were once used to observe celestial movements, measure time, track the sun’s position, and refine astronomical calendars.
Why CJP chose the Jantar Mantar as its protest site: A history of the 18th-century stone observatory
The instruments at Jantar Mantar were once used to observe celestial movements, measure time, track the sun’s position, and refine astronomical calendars….
Lok Darpan
