Category:Silvermaster spy ring

**FBI Silvermaster File**
	162 volume FBI archive on the Silvermaster spy group
	Upload media
	Wikipedia
Named after	Nathan Gregory Silvermaster;
Location	United States of America;
Inception	1945;
Authority file
	Q5424591;
	Reasonator; Scholia; Wikidocumentaries; PetScan; statistics; WikiMap; Locator tool; KML file; Search depicted;

Subcategories

This category has the following 3 subcategories, out of 3 total.