About: http://webisa.webdatacommons.org/254033627

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	of stone, gravel, wood or other suitable materials, well compacted together, in
http://www.w3.org/ns/prov#wasQuotedFrom	archive.org