About: http://webisa.webdatacommons.org/112666579

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	The file contains examples of letters to Fuchs from East Germany having been tested for secret ink (with no result).
http://www.w3.org/ns/prov#wasQuotedFrom	nationalarchives.gov.uk