About: http://webisa.webdatacommons.org/417156258

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	As well as I recall from that article, the contraption had to be cleaned form time to time if much shooting was done or unburned powder would accumulate and light off causing much excitement but no danger other than the fire hazard.
http://www.w3.org/ns/prov#wasQuotedFrom	gunloads.com