Given name: Olgierd Family name: Mackiewicz
work detail physician in Rudzki's factory in Minsk Mazowiecki - he treated Guz for typhus, he arranged the childbirth in a private maternity clinic for Alicja. Connected with Armia Krajowa (the Home Army) and the Zegota (Council for Aid to Jews) Committee.
Guz, Leon; Targowa 64. Dziennik 27 I 1943 - 11 IX 1944 (Diary 27 January 1943 – 11 September 1944)