About: http://webisa.webdatacommons.org/401436317

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 following manufacturers make telescopes, mounts, filters, and other accessories that are popular with amateurs.
http://www.w3.org/ns/prov#wasQuotedFrom	williams.edu