About: http://webisa.webdatacommons.org/344568284

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	Send by airmail was used to promote the more expensive mail services offered by airlines, in particular KLM Royal Dutch Airlines.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com