Title: Filling up America
Subjects: Economic conditions, History, Human Fertility, Internal Migration, Population, Rural population, Fruchtbarkeit, USA, Fecondite humaine, Migration interieure, Conditions economiques, Internationale Wanderung, Bevolkingsgroei, Bevolkingsspreiding, Histoire, Bevolkerungsdichte, Population rurale, Economische aspecten, Economic history
Places: United States
Time periods: 1865-1918, 19th century, To 1865