About: http://webisa.webdatacommons.org/372902612

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	However, I do recall a Sawdust Session in which Nick noted that these jointer/planer knives have a nominal factory angle (45 degrees?), but some of his craftsmen friends have deliberately gone to a different angle such as 37 degrees.
http://www.w3.org/ns/prov#wasQuotedFrom	shopsmith.com