Producer Price Index by Commodity: Machinery and Equipment: Search, Detection, Navigation and Guidance Systems and Equipment (WPS117606)

U.S. Bureau of Labor Statistics, Producer Price Index by Commodity: Machinery and Equipment: Search, Detection, Navigation and Guidance Systems and Equipment [WPS117606], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/WPS117606, .