Warburton, Clark, 1896-. Deposit Guaranty, Oklahoma, 1908-1923 [2/2], Box 10, Folder 2, Records of the Federal Deposit Insurance Corporation, Record Group 34. https://fraser.stlouisfed.org/archival/5744/item/577971, accessed on April 19, 2024.
Warburton, Clark, 1896-. Deposit Guaranty, Oklahoma, 1908-1923 [2/2], Box 10, Folder 2, Records of the Federal Deposit Insurance Corporation, Record Group 34. https://fraser.stlouisfed.org/archival/5744/item/577971, accessed on April 19, 2024.