1. Confirmation Letter July 21, 1945 from Chicago Du Sable Lodge 751, IWO, for members attending the Abraham Lincoln School Summer Institute program Collection: International Workers' Order (IWO) and Jewish People's Fraternal Order (JPFO) Set: Culture Front Education Black Labor, Organizing and RightsWomen's Work Location: Chicago Du Sable Lodge 751, 67 E. 35th Street, Chicago, Illinois Date: 1945-07-21 Format: Image Creator: Patterson, Louise Thompson, 1901-1999, Luther S. Peck, Du Sable Lodge 751 Recipient: Du Sable Lodge 751 IWO members Organization: Chicago Du Sable Lodge 751, International Workers Order