About: http://webisa.webdatacommons.org/4436753

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	Marshall spent countless days documenting the Haight-Ashbury scene, photographing the Grateful Dead, Joplin and other notable acts from the burgeoning psychedelic-rock movement of the late ???60s.
http://www.w3.org/ns/prov#wasQuotedFrom	mercurynews.com