ILLUSTRATIONS. 



11 



Fig. Pace. 



57. Amplitude plot, beginning of[o]"on," De- 



pew 67 



58. Melody plot, beginning of [a] "a," Mitchell 67 



59. Amplitude plot, beginningof [3]"a,"Mit- 



chell 67 



60. Melody plot, beginning of [o] "also," Mit- 



chell 68 



61. Amplitude plot, beginning of [o] "also," 



Mitchell 68 



62. Melody plot, beginningof [se] "America," 



Mitchell 68 



63. Amplitude plot, beginning of [ae] "Amer- 



ica," Mitchell 68 



64. Melody plot, beginningof [ai] "ein," Brun- 



ner 69 



65. Musical notation to Plate XII 71 



66. Melody of beginningof "DerFichtenbaum" 



V. Hagen 73 



67. Smiple sinusoid 76 



68. Sinusoids of different amplitudes 76 



69. Sinusoid a quarter period ahead of that in 



figure 69 76 



70. Harmonic series of simple sinusoids 76 



71. Curve with its sinusoid components 77 



72. Harmonic plot to figure 71 77 



73. Irregular curve 78 



74. Harmonic plot to figure 73 78 



75. Sinusoid with 3^ waves to fundamental. . . 78 



76. Harmonic plot to figure 75 78 



77. Plot of five harmonics 79 



78. Plotof five harmonics with one inharmonic. 79 



79. Harmonic plot to figure 78 79 



80. Plotof five harmonics withoneinharmonic. 79 



81. Harmonic plot to figure 80 79 



82. Wave from [a] in "Marshall" 80 



83. Harmonic plot to figure 82 80 



84. Component plot from figure 83 80 



85. Wave from [■>] in "called" 83 



86. Harmonic plot to figure 85 83 



87. Component plot from figure 86 83 



88. Six successive waves used as a single wave 



for an inharmonic analysis 99 



89. Clarionet 100 



90. Cornet 100 



91. Saxophone 100 



92. Sinusoid with different factors of friction. . 101 



93. Frictional sinusoid showing logarithmic 



decrement 101 



94. Curve compounded of frictional sinusoids . 101 



95. Harmonic plot to fig. 94 with s ~0 103 



96. Harmonic plot to fig. 94 with £ = 0.002. . . 103 



97. Harmonic plot to fig. 94 with ' = 0.005. . . 103 



98. Scheme of partial tones 109 



99. Scheme of reinforced partials 109 



100. Puff siren with resonator 112 



101. Blast tube for puff siren 112 



Fig. Page. 



102. Ring frame for puff siren 112 



103. Disc for puff siren 112 



104. Siren holes and hypothetical forms of puffs 113 



105. Top view of glottis 115 



106. Methodof vibration at the glottis 116 



107. Glottallips with medial loading 116 



108. Glottal lips with lateral loading 116 



109. Slant fibers of the M. vocalis 117 



110. Hypothetical curves of puffs 117 



111. Sinusoid with large factor of decrement. . 121 



112. Sinusoid with very large factor of decre- 



ment 121 



113. Relative stimulation of acoustic fibers, 



first case 128 



114. Relative stimulation of acoustic fibers, 



second case 128 



115. Relative stimulation of acoustic fibers by 



tones of different pitch, separately and 

 simultaneously 129 



116. Magnetic vibrating spring with adjustable 



damper 132 



117. Sinusoids with different factors of friction 132 



118. Frictional sinusoids aroused by impulses 



with steadily decreasing interval 132 



119. Multiple pendulum 133 



120. Curve compounded of frictional sinusoids . 136 



121. Curve for analysis 137 



122. Simple harmonic plot to figure 121 140 



123. Plot of inharmonic components from fig- 



ure 122 140 



124. Curve of figure 121 with friction eliminated 141 



125. Harmonic plot to figure 124, or frictional 



harmonic plot to figure 121 142 



126. Plot of inharmonic components from fig- 



ure 125 142 



127. Actual components of figure 121 144 



128. Plotof actual components of figure 121 .. . 145 



129. Waves from [o] of " fourteenth" 147 



130. Group of waves from figure 129 147 



131. Simple hannonic plot to figure 130 150 



132. Component curves of figure 130, according 



to simple harmonic analysis 150 



133. Plot of inharmonic component to figure 



130 151 



134. Component curve of figure 130, according 



to figure 133 152 



135. Curve of figure 130 with friction elimi- 



nated 154 



136. Frictional harmonic plot to figure 130. . . . 156 



137. Plot of inharmonic components from fig- 



ure 136 156 



138. Component curves of figure 130 156 



Schedules for 12 ordinates 159 



Schedules for 24 ordinates 160. 161 



Schedules for 36 ordinates 162-165 



Schedules for 72 ordinates 166-201 



