Index of Industrial Materials Prices - 13 Industrial Materials
United States. Bureau of the Census. "Index of Industrial Materials Prices - 13 Industrial Materials," in United States. Bureau of the Census. "October 1961," Business Conditions Digest (October 1961) : 45-45. https://fraser.stlouisfed.org/title/43/item/7172/toc/299589 , accessed on May 11, 2024.