About: http://webisa.webdatacommons.org/56508236

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	FIG. 17 is a flow chart of a heading calculating subroutine called during the compass flow control routine of FIGS. 12A???12D;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com