About: http://webisa.webdatacommons.org/298449908

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	Because the microscopes relied on sunlight, no microscopy was available on particularly cloudy days or during evening hours.
http://www.w3.org/ns/prov#wasQuotedFrom	nap.edu