"United States. Census Office. 6th census, 1840." . . . . "Vermont" . . "1840" . . . "Population schedules of the 6th census of the United States, 1840, Vermont Soundex index"@en . . "Indexes"@en . "Soundex index"@en . . . . . . "Census data"@en . "Genealogy"@en . . . . . . . "[Population schedules of the 6th census of the United States, 1840, Vermont]"@en . . . . "Population schedules of the sixth census of the United States, 1840, Vermont"@en . . "United States" . .