About: http://webisa.webdatacommons.org/133570521

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	Also featured with the exhibition are a number of pocket-size mechanical fans and accompanying patents dating from the first half of the 20th century.
http://www.w3.org/ns/prov#wasQuotedFrom	exhibitionsnet.com