"'Learning Languages in a Hurry'- But Not By Miracles" School and Society, Box 1, Folder 5, Item 14
Doyle, Henry Grattan, 1889-1964. "'Learning Languages in a Hurry'- But Not By Miracles" School and Society, Box 1, Folder 5, Item 14, Robert L. Owen Collection, 1913-1946. https://fraser.stlouisfed.org/archival/5300/item/535393, accessed on May 2, 2024.