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The Madras Record Office, currently known as Tamil Nadu Archives (TNA), is located in Chennai and is one of the oldest and largest document repositories in Southern India. . Documents stored and archived in TNA are invaluable to researchers working on post-independence Tamil Nadu or British-era Madras Presiden
The Great Trigonometrical Survey (1802–1852) was started by British surveyor Col. William Lambton on 10 April 1802, heading from St. Thomas Mount in Chennai to the foothills of the Himalayas. [ citation needed ] 36 inch huge half ton weight Theodolite was used, which took 57 days to measure the 12-km base line.
The 7/12 extract is an extract from the land register maintained by the revenue department of the governments of Maharashtra and Gujarat, states in India. [when?] The extract gives information of the survey number of the land, the name of the owner of the land and its cultivator, the area of the land, the type of cultivation - whether irrigated or rain fed, the crops planted in the last ...
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15 Zones of the Chennai Corporation after expansion The city of Chennai in Tamil Nadu, India, is managed by the Corporation of Chennai. Established as Madras Corporation in 1688, it is the oldest municipal body in India. It is headed by a mayor, who presides over 200 councillors each of whom represents a ward. The current mayor of Chennai was elected on 4 March 2022. Prior to its expansion in ...
In 1987, as a founder member of the MRSI, it helped evolve industry wide codes of conduct, and standards for survey data collection that are still in use today. [ 4 ] With the global acquisition of J. Walter Thompson by Sir Martin Sorrell in 1987, IMRB became a constituent of WPP and continued its pace of growth, growing over 25% per annum ...
Chennai, along with Mumbai, Delhi and Kolkata, is one of the few Indian cities that are home to a diverse population of ethno-religious communities. [2] According to the 2011 census Chennai then had a total population of 67,48,026 at a density of 15,840 per square kilometre spanning across an area of 426 km²; the sex ratio was 1025 and literacy rate was 90.33%. [3]
North Chennai is primarily an industrial area while some areas are residential. Central Chennai is the commercial heart of the city and the downtown area. South Chennai and West Chennai, previously predominantly residential areas are fast turning into commercial areas, hosting a large number of IT and financial companies [ 1 ] along the GST ...