Initially, in part, the discrepancy in numbers was caused by the physical layout of the towns and cities of India. It took British parliament some time to chart out methodical census operations and systematical counts were taken between 1820 and 1830, by the designated officials in certain regions. Some of them are, “Ward and Conner's Memoir of the Survey of the Travancore and Cochin States (1816-20), Richard Jenkin's Report on the Province of Malwa and Adjoining Districts (1822), Thomas Marshall's Pergunnahs of Southern Mahratta Country (1822), W.H. Syke's revenue returns on the Collectorate of Khandesh (1827), D.A. Blane's statistical reports on the districts of the province of Kattywar (1831), and R. Montgomery Martin's compilation, Statistics of the colonies of the British Empire (1839).” Henry Walters who survey of the city of Dacca in1830 was the earliest complete population assessment of an Indian city, which characterized the populace by gender and wide age-clusters, the houses and structures by building features, stories, different facilities, residents and guests, and the population by 132 caste
Initially, in part, the discrepancy in numbers was caused by the physical layout of the towns and cities of India. It took British parliament some time to chart out methodical census operations and systematical counts were taken between 1820 and 1830, by the designated officials in certain regions. Some of them are, “Ward and Conner's Memoir of the Survey of the Travancore and Cochin States (1816-20), Richard Jenkin's Report on the Province of Malwa and Adjoining Districts (1822), Thomas Marshall's Pergunnahs of Southern Mahratta Country (1822), W.H. Syke's revenue returns on the Collectorate of Khandesh (1827), D.A. Blane's statistical reports on the districts of the province of Kattywar (1831), and R. Montgomery Martin's compilation, Statistics of the colonies of the British Empire (1839).” Henry Walters who survey of the city of Dacca in1830 was the earliest complete population assessment of an Indian city, which characterized the populace by gender and wide age-clusters, the houses and structures by building features, stories, different facilities, residents and guests, and the population by 132 caste