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  2. Survey of India - Wikipedia

    en.wikipedia.org/wiki/Survey_of_India

    A map showing the triangles and transects used in the Great Trigonometrical Survey (1802–1852), produced in 1870. Surveyor-General of India George Everest (b.1790-d.1866) under whom GTS was completed and Mount Everest was named in his honour.

  3. Great Trigonometrical Survey - Wikipedia

    en.wikipedia.org/wiki/Great_Trigonometrical_Survey

    The Great Trigonometrical Survey of India was a project that aimed to carry out a survey across the Indian subcontinent with scientific precision. It was begun in 1802 by the British infantry officer William Lambton, under the auspices of the East India Company. [1] Under the leadership of his successor, George Everest, the project was made the ...

  4. Cartography of India - Wikipedia

    en.wikipedia.org/wiki/Cartography_of_India

    European maps become more accurate with the Age of Exploration and Portuguese India from the 16th century. The first modern maps were produced by the Survey of India, established in 1767 by the British East India Company. The Survey of India remains in continued existence as the official mapping authority of the Republic of India.

  5. List of online map services - Wikipedia

    en.wikipedia.org/wiki/List_of_online_map_services

    Apple Maps - covers the whole country. Bing Maps – covers the whole country. Google Maps - covers the whole country. Libre Map Project. MapQuest - covers the whole country. The National Map by the United States Geological Survey. Roadtrippers - covers the whole country. TerraServer-USA - covers the whole country.

  6. Ardagh–Johnson Line - Wikipedia

    en.wikipedia.org/wiki/Ardagh–Johnson_line

    Map 2: Boundary of Kashmir in the 1888 Survey of India map of India. W. H. Johnson was the lead surveyor of Ladakh in the Kashmir Survey team instituted 1847–1865 by the Survey of India. [a] He surveyed the region now called Aksai Chin in 1865. [4] [5] The results of the survey were published in a "Kashmir Atlas" in 1868. [6]

  7. Indian Institute of Surveying & Mapping - Wikipedia

    en.wikipedia.org/wiki/Indian_Institute_of...

    Survey of India, the National Survey Organisation of the Government of India was established in 1767. In Post-independence India, the developmental activities and need for defence preparedness brought urgent need to impart training to officers and staff in various aspects of surveying and mapping with state-of-the-art technologies.

  8. Geology of India - Wikipedia

    en.wikipedia.org/wiki/Geology_of_India

    Geology of India. Plates in the crust of the earth, according to the plate tectonics theory. The geology of India is diverse. Different regions of the Indian subcontinent contain rocks belonging to different geologic periods, dating as far back as the Eoarchean Era. Some of the rocks are very deformed and altered.

  9. Geological Survey of India - Wikipedia

    en.wikipedia.org/wiki/Geological_Survey_of_India

    The Geological Survey of India (GSI) is a scientific agency of India.It was founded in 1851, as a Government of India organization under the Ministry of Mines, one of the oldest of such organisations in the world and the second oldest survey in India after the Survey of India (founded in 1767), for conducting geological surveys and studies of India, and also as the prime provider of basic ...