Seidenfeld, Morton Alfred, 1904-. "Illiteracy- Fact and Fiction" School and Society, Box 1, Folder 5, Item 21, Robert L. Owen Collection, 1913-1946. https://fraser.stlouisfed.org/archival/5300/item/535400, accessed on May 2, 2024.
Seidenfeld, Morton Alfred, 1904-. "Illiteracy- Fact and Fiction" School and Society, Box 1, Folder 5, Item 21, Robert L. Owen Collection, 1913-1946. https://fraser.stlouisfed.org/archival/5300/item/535400, accessed on May 2, 2024.