Yad Vashem Archives, Koniuchowsky Collection: Testimonies Regarding the Holocaust of Lithuanian Jewry, 1945-1981 The Central Historical Commission of the Central Committee of Liberated Jews in the U.S. Zone (O.71), file no. 3552513. Original in Yiddish.
Testimony of Loyba Klar regarding her experiences in hiding in Šaukėnai, Žagarė, Užventis, and Šiauliai, and in camps in Germany.
JHI, 301, Relacja Karola Tajgmana (301/5) Original in Yiddish.
Testimony of Karol Tajgman regarding the liquidation action in the Warsaw Ghetto and his deportation to the Treblinka extermination camp, from which he escaped during the revolt.