Areas (record manually from the État-major map from the Géoportail, IGN : http://www.geoportail.gouv.fr/) and populations (from Cassini.fr database, Ldh-EHESS : http://cassini.ehess.fr/cassini/fr/html
Abstract copyright UK Data Service and data collection copyright owner. This nationally representative sample of the United States population in 1910 was drawn from manuscript...
The occupations in this dataset are deposited by Stuart Basten. He gathered the data when at the Jaugeillonian University and are derived from Northern English parish registers between 1777-1812.