Series Is Presented Here As Two Variables--(1)--Original Data, 1867-1895 (2)--Original Data, 1894-1941. Source: Data For 1867: New York State Chamber Of Commerce, Annual Report, 1870/71 , Part Ii, P. 37. Data For 1868-1894: U.S. Geological Survey, The Production Of Petroleum, 1902, Extract From Mineral Resources, 1902, Pp. 68-69. Data For 1895: Mineral Resources, Part Ii.
This NBER data series m01124a appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.
NBER Indicator: m01124a
Release: NBER Macrohistory Database
National Bureau of Economic Research, Crude Petroleum Production, Appalachian Region for United States [M0124DUSM537NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0124DUSM537NNBR/, November 26, 2015.