About: http://webisa.webdatacommons.org/257896355

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	it is an anchor for the link to draw the barrel out of the slide.The original captive half cock notch is a safety.
http://www.w3.org/ns/prov#wasQuotedFrom	gunbroker.com