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![the_hindu Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::20751449.png) The Hindu [@the_hindu](/creator/twitter/the_hindu) on x 8.4M followers
Created: 2025-07-14 23:30:10 UTC

A new book titled India in Triangles: The incredible story of how India was mapped and the Himalayas measured by Shruthi Rao and Meera Iyer tells the story of the people, instruments and outcomes of the Great Trigonometric Survey.
✍️@PreetiZach


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**Related Topics**
[india](/topic/india)

[Post Link](https://x.com/the_hindu/status/1944902271256469545)