🛠️ Invention or technique

Rennell's Map of Hindoostan (Bengal Atlas)

Mapa de Hindostán de Rennell (Bengal Atlas)

Date
1779-1782 · confidence high
Place
Calcutta, West Bengal, India
Credited to
James Rennell
Field
Cosmos & Earth

What it is

The first modern map of the Indian subcontinent based on surveys on the ground, with rivers, roads and cities fixed by astronomical observations. It served the East India Company and later surveys.

Rennell was the first Surveyor General of Bengal; the Bengal Atlas dates from 1779 and the Map of Hindoostan from 1782, with data gathered under the Company's authority.

What it led to

  • base mapping for British colonial government
  • a push for the Survey of India and the Great Arc
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Made possible

Links

Sources✓ verified 2026-11-06