United States. Bureau of the Census. "November 1964," Business Conditions Digest (November 1964). https://fraser.stlouisfed.org/title/43/item/7209, accessed on March 28, 2024.
United States. Bureau of the Census. "November 1964," Business Conditions Digest (November 1964). https://fraser.stlouisfed.org/title/43/item/7209, accessed on March 28, 2024.