[8] Report of Fire Department of the City of New York for 1912, p. 13.
[9] Includes careless use of matches and pipe, cigar, cigarette. In addition the report enumerates 5% as caused by matches, careless use of, and set by rats.
[10] American Industries, June, 1913, p. 21.
[11] Annual Report of N. Y. Fire Department for 1912, p. 13.
[12] Sixth Annual Report of State Forester of Massachusetts, 1909, p. 40.
[13] Sixth Annual Report of State Forester of Connecticut, 1912, pp. 461-2.
[14] See Abstract of the Census, p. 360.
[15] von Frankl Hochwart, in Deutsche Zeitschrift für Nervenheilkunde, Vol. XLIII, pp. 360-387.
[16] See Appendix to Report of N. Y. Factory Investigating Committee, pp. 492-513. See also von Frankl Hochwart, l. c.
[17] Dangerous Trades, p. 794.