1. Letterhead Published / Created: circa 1940-1950 Call Number: JWJ MSS 36 Container / Volume: Box 2, folder 128 Image Count: 1 Found in: Beinecke Rare Book and Manuscript Library > Printed ephemera of African American political activism and arts (JWJ MSS 36) > Series I: Ephemera > Universal Negro Improvement Association and African Communities League (Philadelphia, Pennsylvania) > Letterhead