About: http://webisa.webdatacommons.org/20108038

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	In 1815 William Smith published the first edition of his Geological Map of England and Wales showing the location of coal, iron ore, clays and other raw materials.
http://www.w3.org/ns/prov#wasQuotedFrom	rockwatch.org.uk