Kettelkamp, Larry: Song, Speech and Ventriloquism ©1967 Larry Kettelkamp, William Morrow and Company Hardcover, w/dj, 96 pages

Image courtesy Bryan-Keith Taylor

Comments: Illustrated by Larry Kettelkamp. Not magic directly, but a related art and any magician could use aid in understanding speech.

Contents (from book):

11 Your Voice Is You

14 How Your Voice Works
14 The Bellows
19 The Vibrator
27 The Resonators

35 Speech
36 Vowels
40 Half Vowels
41 Consonants
50 Tongue Twisters

52 Singing
54 How the Singing Voice Works
58 Breath Control
61 Voice Ranges
64 How Voices Carry
68 Vibrato

72 Ventriloquism
74 Silent Lips, Flexible Tongue
76 Difficult Consonants
81 The Drone Voice
83 Distant Voices
85 Routine With a Dummy

91 Glossary of Terms
94 Index