About: http://webisa.webdatacommons.org/280703352

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	The scale is 1:50,000 (2cm = 1km.) and are in full colour with all geographic and other features shown, including airports and ports.
http://www.w3.org/ns/prov#wasQuotedFrom	abebooks.co.uk