"Census Act 1800" . "first nationwide census in 1801" . "first census" . "Census Act 1800" . "United Kingdom Census 1801" . . "Census (Great Britain) Act 1830" . . . . "In 1801" . "1801 census" . . "census in 1801" . "Census Act 1860" . "1801 Census" . . . . . . . . "census day, 1831" . "Census Act 1841" . . "Census (England) Act 1870" . . "Census Act" . "Census in 1801" . . "act for taking the first census of the United Kingdom" . "Census (Great Britain) Act 1820" . . "census of 1801" . "1800 Census Act" . . "1801" . "Census (Great Britain) Act 1811" .