Source of acquisition is the Żydowski Instytut Historyczny im. Emanuela Ringelbluma (ŻIH), Sygn. 266. Most of the literary works were collected by the staff of the Centralny Komitet Żydów w Polsce. Komisja Historyczna (Central Jewish Historical Commission); other parts were sent directly to ŻIH, or were collected by ŻIH staff for accademic reserch. Most of these literary works are already published. The United States Holocaust Memorial Museum Archives received the collection from ŻIH via the United States Holocaust Museum International Archives Project in Dec. 2012.