About: http://webisa.webdatacommons.org/433397296

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	Beginning in the 19th century, slides were used as standard in biological research and teaching and were a vital resource up until the 1980s.
http://www.w3.org/ns/prov#wasQuotedFrom	ucl.ac.uk