Note N — APPENDIX IV. Membership Statistics.
Reading edition
Sources: Industrial Worker (I), August, 1906; Miners Magazine, Sept. 7, 1905, p. 15; Marot, American Labor Unions, p. 59; St. John, op. cit., p. 23.
Reading edition
Sources: Industrial Worker (I), August, 1906; Miners Magazine, Sept. 7, 1905, p. 15; Marot, American Labor Unions, p. 59; St. John, op. cit., p. 23.