Series Is Presented Here As Two Variables--(1)--Original Data, 1867-1895 (2)--Original Data, 1894-1941. Data For 1930-1941 Are Computed By NBER Per Calendar Day. Data For August And November 1932 Are Computed By Summing Kentucky, New York, East And Southeast Ohio, Pennsylvania, And West Virginia. Data For 1935 On Exclude Tennessee. This Item, However, Is Negligible. Source: Data For 1894-1931: U.S. Geological Survey, Mineral Resources, Part Ii. Data For 1932-1941: Minerals Yearbook, Statistical Appendix.
This NBER data series m01124b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.
NBER Indicator: m01124b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Crude Petroleum Production, Appalachian Region for United States [M0124EUSM537NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0124EUSM537NNBR/, November 29, 2015.