About: http://webisa.webdatacommons.org/61464510

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	This standard operating procedure covers all types of ladders, including step, extension, and fixed ladders.
http://www.w3.org/ns/prov#wasQuotedFrom	tufts.edu