[1] “Theory of Sound,” Vol. II, p. 316.
[2] “Theory of Sound,” Vol. II, § 351.
[3] “Dynamical Theory of Sound,” p. 196.
[4] “Theory of Sound,” p. 333.
[5] “Architectural Acoustics.” A series of articles in the
Engineering Record, 1900; also the American Architect, 1900.
[6] “Architectural Acoustics,” Proc. of Amer. Acad. of Arts and
Sciences. Vol. 42, pp. 49–84, 1906.
[7] G. W. Stewart. “Architectural Acoustics,” Sibley Journal of
Engineering, May, 1903. Published by Cornell University, Ithaca,
N. Y.
[8] “Qualités acoustiques de certaines salles pour la voix parlée.”
Comptes Rendus, 142, 878, 1906.
[9] W. S. Franklin. “Derivation of Equation of Decaying Sound in
a Room and Definition of Open Window Equivalent of Absorbing
Power.” Physical Review, Vol. 16, pp. 372–374, 1903.
[10] G. Jäger. “Zur Theorie des Nachhalls.” Sitzungsberichte der
Kaiserliche Akad. der Wissenschaften in Wien, Math-naturw.
Klasse; Bd. CXX. Abt. 11 a. Mai, 1911.
[11] Science, Vol. 35, p. 833, 1912.
[12] Arch. Quarterly of Harvard University, March, 1912.
[13] Osborne Reynolds. Proc. of Royal Soc., Vol. XXII, p. 531, 1874.
[14] Joseph Henry, “Report of the Lighthouse Board of the United
States for the year 1874.”
J. Tyndall, Phil. Trans., 1874.
[15] Sabine, Engineering Record, Vol. 61, p. 779, 1910. Watson,
Engineering Record, Vol. 67, p. 265, 1913.
[16] Sabine and Watson. Ibid.
[17] La Nature (Paris), April 24, 1909.
[18] Rayleigh “Theory of Sound,” Vol. II, § 283.
[19] Rayleigh, ibid, 283.