Old Map of India, 1875: Great Trigonometrical Survey, Bay of Bengal, Mumbai, Delhi, Kolkata beijing encapsulating a vast area of

encapsulating a vast area of historical significance

The lack of labels invites viewers to explore the visual textures and patterns formed by the roads and landmarks

historical artworks

It is a valuable tool for historians

20th Street

Old Map of India, 1875: Great Trigonometrical Survey, Bay of Bengal, Mumbai, Delhi, Kolkata beijing encapsulating a vast area ofThe "Index Chart of the Great Trigonometrical Survey of India" is a captivating historical artifact that captures the essence of one of the most ambitious scientific endeavors of the 19th century. Created in 1875 by the Office of the Trigonometrical Survey of India, this map meticulously details the extensive network of trigonometrical stations established across the Indian sub continent. The Great Trigonometrical Survey, initiated by the East India