Release: NBER Macrohistory Database
Data Represent Petroleum And Products, Manufactured. Source: Unpublished Tabulation. For Description And Coverage Of Series See Robert E. Lipsey, Price And Quantity Trends In The Foreign Trade Of The U.S., NBER, 1963, P.284.
This NBER data series q07055 appears on the NBER website in Chapter 7 at http://www.nber.org/databases/macrohistory/contents/chapter07.html.
NBER Indicator: q07055
National Bureau of Economic Research, Quantity Index of Exports of Petroleum for United States [Q07055USQ324NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/Q07055USQ324NNBR, May 24, 2017.