"The original documents have been filmed ... at the Russian Centre of Conservation and Study of Records for Modern History."

Russian in Cyrillic script and Yiddish with some Hebrew.

World Socialist Union of Jewish Workers--Po'alei Zion > History > Sources.

Rossiĭskiĭ t︠s︡entr khranenii︠a︡ i izuchenii︠a︡ dokumentov noveĭshe istorii > Catalogs.

Jews > Soviet Union > History > Sources.

Labor Zionism > Soviet Union > History > Sources.

Rossiĭskiĭ t︠s︡entr khranenii︠a︡ i izuchenii︠a︡ dokumentov noveĭshe istorii.

T︠S︡K KPSS. Institut teorii i istorii sot︠s︡ializma.