About: http://webisa.webdatacommons.org/269357046

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	And a couple of lite ply discs glued on to outer side and/or square balsa stock glued in for strength are a good thing too.
http://www.w3.org/ns/prov#wasQuotedFrom	rcgroups.com