Edward Anders (USA)
Rita Bogdanova (Latvia)
Judaic Studies Centre, University of Latvia; Ruvin Ferber (Latvia)
Latvian State Archives (Latvia)
Herbert and Suzanne Lieber (USA)
Mitchell Lieber (USA)
Museum Jews in Latvia; Margers Vestermanis (Latvia)
U.S. Holocaust Memorial Museum Photo Archives (USA)
www.Rumbula.org , a project of Luminescence Media Group (USA)