Data For April-June 1918 Were Affected By The German Spring Offensive. Data For February 1919 Reflect The Abandonment Of The Extra Hour Of Work; March-May 1919 Data Show Decrease Due To The Releasing Of The German Prisoners Of Ww I; June 1919 Data Show Decrease Due To A Coal Miner'S Strike. Data For March 1920 And February 1923 Also Reflect Decreases In Production Caused By Coal Strikes In Different Fields. Data For 1919 On Include Alsace-Lorraine. Figures For April 1923 Are Often Misprinted In Other Sources, Figures Here Are The Correct Figures. Source: Data For 1915-1917: Bulletin Du Ministere Du Travail, October-December 1917, P. 499. Data For 1917-1918: Echo Des Mines, 1917, P. 531; 1918, P. 18; 1919, P. 375; 1920, P. 258. Data For 1919-1939: Bulletin De Statistique Generale; Indices Generaux Du Movement Economique En France.
This NBER data series m01191 appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.
NBER Indicator: m01191
Release: NBER Macrohistory Database
National Bureau of Economic Research, Coal and Lignite Production for France [M01191FRM580NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M01191FRM580NNBR/, October 13, 2015.