1. The Spark, Volume 1, Number 7, April 1931, Tenth Anniversary Jubilee for the Morgn Freiheit (Frayhayt) Der funk, 1ter yorgang, Numer 7דער פונק, 1טער יאָרגאַנג, נומער 7 Collection: International Workers’ Order (IWO) and Jewish People's Fraternal Order (JPFO) Set: Camps Conferences, Conventions, Meetings Culture Front Education IWO and JPFO Affiliated Publications and PublishingVisual Location: New York, New York, United States Date: 1931-04 Format: Image Creator: International Workers Order (IWO) Creator: אינטערנאציאנאלער ארבעטער ארדן Organization: International Workers Order
2. The Spark, Volume 2, Numbers 5-6, February-March, 1932 Der funk, 2ter yorgang, Numer 5-6דער פונק, 2טער יאָרגאַנג, נומער 5–6 Collection: International Workers’ Order (IWO) and Jewish People's Fraternal Order (JPFO) Set: Camps Conferences, Conventions, Meetings Culture Front Education IWO and JPFO Affiliated Publications and PublishingVisual Location: New York, New York, United States Date: 1932-02 Format: Image Creator: International Workers Order (IWO) Creator: אינטערנאציאנאלער ארבעטער ארדן Organization: International Workers Order
3. Five More Refuse to Answer Regarding Communism at Camps at Committee Hearing Nokh finf antzogen zikh tsu entferen vegen komunizm in kemps bay komite-farherנאָך פינף ענטזאגען זיך צו ענטפערען וועגען קאָמוניזם אין קעמפּס בּיי קאָמיטע-פאַרהער Collection: International Workers’ Order (IWO) and Jewish People's Fraternal Order (JPFO) Set: Black Jewish Relations Camps Cold WarEducation Date: 1951-03 Format: Image Creator: Unknown Organization: Morgn Freiheit (Frayhayt)
4. Camp Witchhunt Tries Intimidating Guests Collection: International Workers’ Order (IWO) and Jewish People's Fraternal Order (JPFO) Set: Camps Cold War Location: New York, New York, United States Date: 1955-08-25 Format: Image Creator: Singer, Michael Organization: Daily Worker (New York)