"Can Our Babel of Tongues Be Systematized?" School and Society, Box 1, Folder 5, Item 49
Owen, Robert L. (Robert Latham), 1856-1947. "Can Our Babel of Tongues Be Systematized?" School and Society, Box 1, Folder 5, Item 49, Robert L. Owen Collection, 1913-1946. Carl Albert Congressional Research and Studies Center. https://fraser.stlouisfed.org/archival/5300/item/535428, accessed on April 27, 2024.