Federal Reserve Bank of Atlanta. "What is the Check Routing Symbol?," in Federal Reserve Bank of Atlanta. "October 31, 1951, Volume 36, Number 10," Economic Review (Federal Reserve Bank of Atlanta) (October 31, 1951) : 6-7. https://fraser.stlouisfed.org/title/884/item/34837/toc/147677 , accessed on April 26, 2024.