About: http://webisa.webdatacommons.org/126920921

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	To start with emigration was a necessity for them: now it is a sort of gamble, and they enjoy the sensations as much as the profit.??? Alexis de Tocqueville, Democracy in America 1831
http://www.w3.org/ns/prov#wasQuotedFrom	energybulletin.net