Data Include Minerals And General Merchandise, But Exclude Livestock. Data For 1898-1913 And 1928-1935 Were Computed By Adding Breakdown Items. Beginning In 1919, Data Refer To Tons Of Freight Originated. Data For 1919-1935 Exclude The Manchester Ship Canal. Beginning In 1928, The Method Of Compilation Of Railway Companies Accounts Changed. The Data, However, For All Practical Purposes Remains Comparable. Data For 1938-1949 Include Livestock, However, The Amount Is Small. Data For 1948 Are For British Railways Only. Source: Data For 1871-1898:"General Report In Regard To The Share, Loan...Of The Railway Companies Of The United Kingdom", Parliamentary Papers, Volume Lxvii, P. 14; Vollme Lx, P. 17; Volume Lviii, P. 18; Volume Lxv, P. 21; Volume Lxxxv, P. 22; Data For 1899-1913 And 1919-1935: "Railway Returns", 1908, P. Xxxviii; 1913, P. Xxxviii; 1922, P. 22; 1926, P. 22; 1931, P. 20; And Statistcal Abstract For The United Kingdom", Vol. 80, P. 325; Data For 1936-1949: "Statistical Abstract For The United Kingdom", 1936 And Following Years
This NBER data series a03005d appears on the NBER website in Chapter 3 at http://www.nber.org/databases/macrohistory/contents/chapter03.html.
NBER Indicator: a03005d
Release: NBER Macrohistory Database
National Bureau of Economic Research, Tons of Freight Carried for Great Britain [A0305DGBA418NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/A0305DGBA418NNBR, February 8, 2016.