^{page 476 note 1} See footnote 2(1) below.

^{page 476 note 2} See SirHill, Leonard: (1) Electrical Times, Oct. 20th, 1932, p. 507Google Scholar.(2) SirHill, LeonardIdeal Home, Sept. 1931, p. 231Google Scholar.(3) SirHill, LeonardTimes, Nov. 26th, 1931Google Scholar.(4) SirHill, LeonardMorning Advertiser, Dec. 17th, 1931.Google Scholar(5) SirHill, LeonardInfra-red rays and ventilation, J. of Physiol. 1932, 74, 1 P.Google Scholar(6) SirHill, LeonardLight and air and the health of the citizen, Medical Officer, 1932, 47, 5Google Scholar.(7) SirHill, LeonardInfra-red rays and ventilation. II. J. of Physiol. 1932, 75, 8 P.Google Scholar(8) Discussion of paper by C. A. Masterman and T. G. Noble, Gas Fire Flues and Ventilation, Gas J. 1932, 198, 754.Google Scholar(9) Times, Aug. 13th, 1932.Google Scholar(10) Times, Sept. 30th, 1932.Google Scholar(11) Electrical Times, Nov. 10th, 1932.Google Scholar(12) SirHill, LeonardDiscussion of paper by H. M. Vernon, The measurement, in relation to human comfort, of the radiation produced by various heating systems, Inst. of H. and V. Engineers, Proc. 1932–1933, 31, 248Google Scholar.(13) SirHill, LeonardPresidential Address to Sanitary Inspectors' Association, Sanitarian, 1932, 1, 83.Google Scholar(14) SirHill, LeonardThe correct use of heat rays for producing comfort in living rooms, Plumbing Trade J. 1933, 12, 290.Google Scholar(15) SirHill, LeonardDiscussion of paper by J. S. Owens, Ventilation and the need for New Standards, J. Roy. San. Inst. 1933, 53, 1623.Google Scholar(16) SirHill, LeonardDiscussion of paper by H. M. Vernon, The Estimation of Solar Radiation in relation to its warming effect on the Human Body, Quart. J. Roy. Met. Soc. 1933, 59, 250.Google Scholar(17) SirHill, LeonardRôle of Infra-Red Radiation, Brit. J. Physical Med. 1932, 7, 49.Google Scholar

^{page 477 note 1} Dufton, A. F., Radiant Heat, Inst. of H. and V. Engineers, Proc. 1932–1933, 31, 230.Google Scholar

^{page 477 note 2} Personal communication to T.B.

^{page 478 note 1} See footnote 2, p. 476, (3).

^{page 478 note 2} See footnote 2, p. 476, (14).

^{page 478 note 3} See footnote 2, p. 476, (8), (13).

^{page 478 note 4} See footnote 2, p. 476, (11).

^{page 480 note 1} Dufton, A. F., Graphic Statistics: Permille Paper. Phil. Mag. 1930, 10, 566.CrossRefGoogle Scholar

^{page 481 note 1} See footnote 2, p. 476, (14).

^{page 481 note 2} See footnote 2, p. 476, (5).

^{page 482 note 1} Mudd, S., Goldman, A. and Grant, S. B., Reaction of the Nasal Cavity and Post Nasal Space to Chilling of the Body Surface. I. Vasomotor Reactions, J. Exp. Med. 1921,34, 11.CrossRefGoogle Scholar

^{page 484 note 1} Sir Leonard Hill states that bright sunlight does not produce any nasal congestion. (See footnote 2, p. 476, (17).)