Given name: Perec Family name: Opoczyński
One of the most active collaborators of the R. [Ringelblum] archive, who handed over to the Archive a big number of...
Given name: A. Family name: Orłowski
Korczak's longtime good friend: in July 1942, he recommended him as a good employee in the metal factory at Leszno S...
Given name: Lejb Family name: Olicki
Writer, published several children's books. The camp counsellorof the fifth class in Bund's Volksschule. He has gone...
Given name: Samuel Family name: Ogórek
a chemist; in the Warsaw Ghetto with his wife and daughter till the end of 1941, then they escaped to the Cracow Ghe...
Given name: Cecylia Family name: Oderfeldowa
Activist in the field of educating Jewish people; one of the creators of 'Paath' (Knowledge). Died in the ghetto. Sh...
Given name: Leon Family name: Obremski
a famous footwear industrialist; Motyl helps him to get to the other side - an unjust suspicion
Given name: Maria Family name: Osterman
The author of the testimony 301-1167, a teacher. She was in the ghetto in Sokal, then she escaped to Lvov, from wher...
Given name: Stanisław Family name: Ossowski
A sociologist, cooperated with the ZKN (Jewish National Committee) care cells.
Given name: Maria Family name: Ossowska
She lent a black goat fur collar to the author. Stanislaw Ossowski's wife. A sociologist, cooperated with ZKN (Jewis...
Given name: Anita Family name: Orzech
daughter of Maurycy Orzech, Bund activist. She fought in The city centre (Srodmiescie)during the Warsaw Uprising.