the unsolved case of countess lubienska

“Girl Might Have Seen “‘White Angel’s’ Killer.” Western Mail. May 27th, 1957

“Countess who Helped Poles Is Stabbed to Death in Tube Station.” Belfast Telegraph. May 25th, 1957

https://www.btp.police.uk/about_us/our_history/crime_history/murder_of_countess_lubienska.aspx

One of the Jazłowiecki … November 17, 2006 Andrzej Wesołowsk
Oates, Jonathan. Great Train Crimes: Murder & Robbery on the Railways. United Kingdom, Pen & Sword Books, 2010.

Staveley-Wadham, Rose. "The Murder of Countess Teresa Lubienska – An Unsolved Underground Mystery." November 12, 2019  British Newspaper Archive