The Mechanism of the Human Voice
Behnke, Emil, 1836-1892
The Mechanism of the Human Voice [electronic resource] / Emil Behnke - Project Gutenberg, 2010 - Project Gutenberg 30889 .
Public domain in the USA.
Electronic text
Singing -- Instruction and study Voice
MT
The Mechanism of the Human Voice [electronic resource] / Emil Behnke - Project Gutenberg, 2010 - Project Gutenberg 30889 .
Public domain in the USA.
Electronic text
Singing -- Instruction and study Voice
MT