Operation Columba : the Secret Pigeon Service : the untold story of World War II resistance in Europ
Corera, Gordon, author.
New York, NY : William Morrow, [2018]

Operation Columba--the secret pigeon service : the untold story of World War II resistance in Europe
Corera, Gordon, author.
[United States] : HarperAudio, 2018.

A SHADOW IN MOSCOW
Reay, Katherine, 1970- author.
Thorndike, Maine : Center Point Large Print, 2024.

The traitor among us
Perry, Anne, author.
New York : Ballantine Books, 2023.

Spymaster : the man who saved MI6
Fry, Helen, 1967- author.
[United States] : Tantor Media, Inc., 2021.

Agent Sonya : Moscow's most daring wartime spy
Macintyre, Ben, 1963- author.
New York : Crown, [2020]

Agent sonya Moscow's most daring wartime spy.
Macintyre, Ben.
2020.

AGENT SONYA : MOSCOW'S MOST DARING WARTIME SPY
Macintyre, Ben, 1963- author.
New York, New York : Random House Large Print ; [2020].

Betrayal in Berlin : the true story of the Cold War's most audacious espionage operation
Vogel, Steve, 1960- author.
[United States] : HarperAudio, 2019.

Betrayal in Berlin : the true story of the Cold War's most audacious espionage operation
Vogel, Steve, 1960- author.
New York, NY : Custom House, 2019.

Transformers, Bumblebee movie prequel.
Barber, John, 1976- author.
[United States] : IDW Publishing, 2018.

Queen of spies : Daphne Park, Britain's Cold War spy master
Hayes, Paddy, 1946- author.
New York : Overlook Duckworth, 2016.

Into the lion's mouth : the true story of Dusko Popov : World War II spy, patriot, and the real-life
Loftis, Larry, author.
Ney York, NY : Berkley Caliber, an imprint of Penguin Random House LLC, [2016]

A spy among friends : Kim Philby's great betrayal
Macintyre, Ben, 1963- author.
New York, New York : Random House Audio, [2014]

A spy among friends : Kim Philby and the great betrayal
Macintyre, Ben, 1963- author.
New York : Crown Publishers, 2014.

Secret history of MI6 : 1909-1949
Jeffery, Keith.
[United States] : Recorded Books, Inc., 2011.

Churchill and secret service
Stafford, David.
[United States] : Blackstone Publishing, 2010.