PLATES. 



PAGE 



Experimenial Phonetics (Figs. 6-10) ... 12, 13, 14 



Vibrations (Figs. 2, 4, 5) 249, 255, 257 



Internal Ballistics (Fig. 2) 308 



Liquid Films (Figs. 3, 3, 7, 8, 23, 24) 364, 365, 371, 383 



