About: http://webisa.webdatacommons.org/17312038

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	FIG. 12 is a timing chart for reading/writing timing performed in discs 11 and 13 in storage unit 51 and buffers 47 and 48 under control of switching control circuit 5.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com