Statistics for the United States, 1867-1909
61st Congress 2d Session, Senate Document No. 570. Compiled in 1910 by A. Piatt Andrew for the National Monetary Commission.
National Monetary Commission, ([year]), Statistics for the United States, 1867-1909, [issue title/date], accessed Jul 31, 2014 from FRASER, http:fraser.stlouisfed.org/publication/?pid=662