1. N. McWhirter (ed.). 1979. Guinness Book of Records, p. 210. Enfield: Guinness. On October 14, 1913 at the Universal Colliery at Senghenydd, Great Britain, 439 lives were lost. Secours Rouge du Nord. 1970. Les Mineurs Accusent, p. 27ff. Paris: Maspero. The Courriéres explosion on March 10, 1906 killed 1,101 French miners. O. Johnson (ed.). 1990. Information Please Almanac, p. 371. Boston: Houghton Mifflin. p. 371. In the United States the Monongha mine disaster killed 361 on December 6, 1907.
2. T. Dwyer. 1981. Hit and miss. Industrial Relations Review (New Zealand) 1 (6): 24–30.
3. S. Dassa. 1976. Travail salarié et santé des travailleurs. Sociologie du Travail 4:394–410. Dassa quotes this figure from the review Justice 75 (44).
4. C. Reasons, L. Ross, and C. Paterson. 1981. Assault on the Worker: Occupational Safety and Health in Canada, pp. 26–27. Toronto: Butterworths.
5. Department of Statistics. 1975. New Zealand Official Yearbook, pp. 900, 1010. Wellington: Government Printer. J. B. Gordon, A. Ackman, M. L. Brooks 1971. Industrial Safety Statistics: A Re-examination, p. 3. New York: Praeger. Statistics for 1966.