38. Dickson experimental sound film

44. Harris, “Best Thing in Life” poster

46. Lyman Howe poster

48. Humanovo advertisement (1908)

53. David McCallum, “Auld Robin Gray”

57. Enrico Caruso, “Garibaldi’s Hymn” (1919)

65(a). Hugo Riesenfeld

65. Bessie Smith, “There’ll Be a Hot Time in the Old Town Tonight” (1927)

69. Andres De Segurola and Gloria Swanson in the silent film, The Love of Sunya (1927)

70. Gene Austin, “Tonight You Belong to Me” (1927)