204 



INDEX. 



Limits between sounds, 58. 

 Lioret, 15, 36. 

 Locomotive puffs, 33. 

 Locomotive whistle, 33. 

 Logaritlimic decrement, 106. 



[m], 44, 46, 47. 



"Marshall," 81. 



"my," 44. 



Matrix, 15. 



Melody, defined, 59; in music, 

 60; in speech, 60; of inter- 

 jections, 63; its fundamen- 

 tal law in speech, 63; in 

 emotional expression, 63; 

 in initial vowels, 65; of sen- 

 tences, 70; of Speech on 

 Forefathers' Day, 70; of 

 DerFichtenbaum, 72. 



Melody plot, 62. 



Mitchell record, 35, 38, 63. 



Mounting curves, 31. 



Multiple pendulum, 133. 



[o], 35, 147. 

 "oh," 35, 63. 

 "oh dear," 64. 

 "oh my," 64. 

 "on," 67. 

 "or," 44. 

 Orchestra, 33. 

 Overtone theory, 107. 



"prosper," 50. 

 Partial tones, 107. 

 Pendulum, multiple, 133. 

 Period, 75, S3. 

 Phase, 75, 83. 

 Phonautograph, 13. 

 Phonograph, 14. 

 Phonograph tracing apparatus, 



36. 

 Photomicrograph, 16. 

 Piano, 32, 34, 3G. 



Plucked string, 34. 



Pseudo-beats, 34. 



Puff siren, 112. 



Puffs, locomotive, 33; from the 



glottis, 40. 

 Puff theory of the vowels. 111, 



115. 



Qualitative analysis, 39. 

 Quality diphthong, 48. 

 Quantitative analysis, 57. 



[■>]. 44. 



"r," 35. 



"race," 44. 



"regard," 42. 



"Rip," 49. 



Recorder, 14, 15. 



Recording point, 26. 



Reproducer, 16. 



Reproduction of curves, 32. 



Resonance, 108. 



Rip Van Winkle's Toast, 49. 



[s], 48. 



"said," 48. 



"saw him," 46. 



"schnapps," 50. 



"so," 52. 



"such," 35. 



Saxophone, 100. 



Schedules for harmonic analysis, 



89. 

 Seelmann, 46. 

 Simple sinusoid, 75, 83. 

 Siren, 112. 



Smithsonian Institution, 114. 

 Smoking paper, 28. 

 Sonant [h], 46. 

 Sound box, 16. 

 Specific melody, 73. 

 Speed curve, 13. 

 Speech on Forefathers' Day, 40. 

 Speech vibration, 13. 

 String, 34. 



Sweet, 47. 



Synthesis of vibrations, 131. 



[t], 43, 45, 48. 



"that," 50. 



"the," 48. 



"to," 42,50. 



Time equation, 30. 



Tracing machine, for gramo- 

 phone records, 23; for pho- 

 nograph records, 36. 



Translating the cui-ve, 39. 



Tremolo, 35. 



TriU, 35. 



Trombone, 32. 



Twang, 21. 



[u], 42, 43, 50. 

 Untrilled r, 35. 



Varnishing, 28. 



Vibration apparatus, 131. 



Vocal action, 107. 



Voice, pitch of, 40. 



Vowel analysis, 107. 



Vowel apparatus, 114. 



Vowels, kinds of analysis, 107; 

 overtone theory, 107; puff 

 theory, 111; the theory in 

 detail, 118. 



[w], 40, 42, 44. 

 "who," 48. 

 "with," 44. 

 "without," 40. 

 Wave, defined, 59. 

 Wave group, defined, 59. 

 Wheatstone, 109. 

 Whistle, 33. 

 Whistling, 34. 

 Willis, 111. 



"your," 50. 

 Yodel, 32. 



[z], 48. 



