About: http://webisa.webdatacommons.org/258418958

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	Since that time, with the increase of population, the general diffusion of education, and the introduction of machinery and other facilities, the growth of the book business in the United States has been enormous.
http://www.w3.org/ns/prov#wasQuotedFrom	uiowa.edu