Vlll ILLUSTRATIONS. 



PAGE. 



FIG. 28. Pulse-rate, respiration-rate, and pulmonary ventilation of W. K. during 



grade walking, referred to kilogrammeters of work 258 



29. Pulse-rate, respiration-rate, and pulmonary ventilation of E. D. B. during 



grade walking referred to kilogrammeters of work 259 



30. Typical pulse curves of E. D. B., with subject standing, walking on a level, 



and walking on an incline 265 



31. Typical pulse curves of E. D. B., with subject standing and walking on an 



incline 266 



32. Typical pulse curves of E. D. B., with subject standing and walking on an 



incline 267 



33. Typical body-temperature curves of E. D. B., with subject standing and 



walking on an incline 269 



34. Typical body-temperature curves of E. D. B., with subject standing and 



walking on an incline 271 



35. Typical body-temperature curves of E. D. B v with subject standing and 



walking on an incline 272 



36. Typical body- temperature curves of E. D. B., with subject standing and 



walking on an incline 274 



37. Contrasting curves of body-temperature of E. D. B., with subject standing 



and walking on an incline 275 



38. Typical kymograph records of respiration, pulmonary ventilation, and rate 



of oxygen consumption in periods of transition from standing to walk- 

 ing and the reverse 278 



39. Duration of pulse-cycles of E. D. B., in transition from standing to grade 



walking, as indicated by average cycle duration for measured groups 



of 10 pulse-cycles 298 



40. Duration of pulse-cycles of E. D. B., in grade-walking experiment of Feb- 



ruary 28, 1916, as indicated by averages of 2 pulse-cycles, measured 

 individually 300 



41. Duration of pulse-cycles of E. D. B., in grade-walking experiment of Feb- 



ruary 29, 1916, as indicated by averages of 2 pulse-cycles, measured 

 individually 301 



42. Duration of pulse-cycles of E. D. B. in transition from grade-walking to 



standing, as indicated by average cycle duration for meas'ured groups of 



10 pulse-cycles ,, 304 



