This Spy Ring Betrayed the US and British to Soviet Intelligence
How Kim Philby infiltrated MI6, with a lot of help from his friends | Espionage | The Guardian
New Files Reveal U.S. Panic over British Spy Traitors | Time
Cambridge University Spy Ring - Kim Philby, Guy Burgess, Donald Maclean
MI5 and MI6 cover-up of Cambridge spy ring laid bare in archive papers | National Archives | The Guardian
British Double Agent Kim Philby Gave Stasi “Master Class in Betrayal”
Heritage - 40: Wise After the Event - the Real 'Third Man', Kim Philby & 'the Cambridge Circus' Spy Ring Exposed - HubPages
Cambridge Five spy ring members 'hopeless drunks' - BBC News
Kim Philby: The Unknown Story of the KGB's Master Spy by Tim Milne
Cambridge Five Spy Ring - Kim Philby Spy Case FBI, MI5 - PaperlessArchives.com
High Flyers, Lowly Deeds: The Cambridge Spy Ring
UK cold war spy Kim Philby details betrayal in Stasi video
British MI6 chiefs tried to protect Cambridge spy ring double agent Kim Philby | Daily Mail Online
The spies that betrayed Britain - the Cambridge Ring | UK News | Sky News
Decrypting the Cambridge Five | The Economist
The spies that betrayed Britain - the Cambridge Ring | UK News | Sky News
Kim Philby: MI6 double agent's attempts to avoid being unmasked as Soviet spy revealed in secret files | The Independent | The Independent
Explained: Who were the Cambridge Five, Soviet spies now feted by Putin's Russia? | Explained News,The Indian Express
Amazon.com: Kim Philby: The Unknown Story of the KGB's Master-Spy (Audible Audio Edition): Tim Milne, Liam Tobin, Oakhill Publishing: Books
Cambridge Five Spy Ring - Kim Philby Spy Case FBI, MI5, and British FCO Files | eBay
New revelations on the Cambridge Spy Ring | History Today
MI5 sought warrant against exiled Philby to stifle Frost TV interview | Financial Times
Rare Film Emerges Of Double-Agent Kim Philby Speaking After Defection : The Two-Way : NPR
Cambridge Five spy ring members 'hopeless drunks' - BBC News
How the UK feared KGB would use double agent to attack Harold Wilson | The Scotsman
