172 LAWRENCE R. PROUTY AND JAMES D. HARDY 



Its Measurement and Control in Science and Industry. Reinhold, 

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10. Downing, A. C, R. W. Gerard, and A. V. Hill, Proc. Roy. Soc. London, 



BlOO, 223 (1926). 



11 . Hill, A. v.. Adventures in Biophysics. Univ. Pennsylvania Press, Phila- 



delphia, 1931. 



12. Hill, A. v.. Muscular Activity. Williams & Wilkins, Baltimore, 1926. 

 IS. Adrian, E. D., T lie Basis of Sensation. Cristophers, London, 1928. 



14. Bronk, D. W., J. Physiol., 71, 136 (1931). 



15. White, W. P., /. Am. Chem. Soc, 36, 1856 (1914) (thermoelectric in- 



stallations, especially for calorimetry). 



16. White, W. P., The Modern Calorimeter. Chemical Catalog Co., New 



York, 1928. 



17. White, W. P., /. Am. Chem. Soc, 36, 2292 (1914) (thermoelements of 



precision). 



18. Stoll, A. M., and J. D. Hardy, Federation Proc, 7, 120 (1948) (direct 



experimental comparisons of several surface temperature measuring 

 devices) . 



19. Palmes, E. D., and C. R. Park, "An Improved Mounting for Thermo- 



couples for Measurement of the Surface Temperature of the Body," 

 Medical Department Field Research Laboratory Publication, Fort 

 Knox, Kentucky, March, 1947. 



20. Day, R., and J. D. Hardy, Am. J. Diseases Children, 63, 1086 (1942) 



(calorimeter for measuring heat loss of premature infants) , 



21 . Benzinger, T., personal communication. 



22. Callendar, H. L., Phil. Trans. Roy. Soc (London), 178, 160 (1887). 



23. Becker, J. A., C. B. Green, and G. L. Pearson, Bell System Tech. J., 26, 



170 (1947) (properties and uses of thermistors). 



24. Mueller, E. F., "Precision Resistance Thermometry," in Temperature, 



Its Measurement and Control in Science and Industry. Reinhold, New 

 York, 1941. 



25. Smith, F. E., Phil. Mag., 24, 541 (1912) (bridge methods for resistance 



measurements of high precision in platinum thermometry). 



26. Soderstrom, G. F., Rev. Sci. Instruments, 4, 285 (1933) (resistance ther- 



mometers). 



27. Burton, A. C, J. Nutrition, 7, 481 (1934) (skin temperature). 



28. Bohenkamp, H., Verhandl. deut. Ges. inn. Med., 45, 365 (1933). 



29. Hardy, J. D., J. Clin. Investigation, 8, 593 (1934) (surface radiometer). 



30. Hardy, J. D., J. Clin. Investigation, 8, 605 (1934). 



31. Richards, C. H., and J. D. Hardy, Federation Proc, 7, 102 (1948) (an 



instrument for total thermal radiation). 



32. Richards, C. H., S. Wolf, and H. G. Wolff, /. Clin. Investigation. 20, 



440 (1941). 



