Report Showing Classification and Number of Words Transmitted Over Main Line of the Federal Reserve Leased Wire System for the Month of June 1920, Number X-1979, Volume 13, Page 672
Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Report Showing Classification and Number of Words Transmitted Over Main Line of the Federal Reserve Leased Wire System for the Month of June 1920, Number X-1979, Volume 13, Page 672, . Board of Governors of the Federal Reserve System (U.S.), 1935-. https://fraser.stlouisfed.org/archival/4957/item/511046, accessed on May 21, 2024.