Ace of Spies: The True Story of Sidney Reilly

ABBREVIATIONS USED IN NOTES AND BIBLIOGRAPHY

BI - United States Bureau of Investigation (now FBI)

BT - Board of Trade

CAB - Cabinet (UK)

CCAC - Churchill College Archives Centre

FSB - Federalnaya Sluzhba Bezopasnosti (Federal Security Service)

FO - Foreign Office

GPU - Gosudarstvennoye Politicheskoye Upravleniye (State Political Directorate)

HO - Home Office

MID - Military Intelligence Division (US)

MI1c - Military Intelligence 1c (see SIS)

MI5 - Military Intelligence 5 – the Security Service

NID - Naval Intelligence Department/Division (UK)

OGPU - Obyedinennoye Gosudarstvennoye Politicheskoye Upravleniye (Unified State Political Directorate)

ONI - Office of Naval Intelligence (US)

PRO - Public Record Office, Kew (now National Archives)

SIS - Secret Intelligence Service (MI1c, now MI6)

WO - War Office