About: http://webisa.webdatacommons.org/316639094

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 covers the theory behind clock movement and design, including the particulars of escapements, pendulums, balance wheels, and even the sheet music for popular chimes.
http://www.w3.org/ns/prov#wasQuotedFrom	skyhorsepublishing.com