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University of Illinois at Chicago Century of Progress World's Fair, 1933-1934 (University of Illinois at Chicago)
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Subject
Engines (1)
Theremins (1)
Weights & Measures (1)

Creator
Hallenbeck (1)

Format
9.5x7.25 (1)
9.5x7.5 (1)

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[Charles Stein demonstrates the use of a theremin musical instrument. The theremin was an early electronic
1. [Charles Stein demonstrates the use of a theremin musical instrument. The theremin was an early electronic musical device that was played by moving the performer's hands around the antennas without actually touching the instrument.]
"With a 100-pound weight arranged to be raised by hand, visitors may test their strength and muscular
2. "With a 100-pound weight arranged to be raised by hand, visitors may test their strength and muscular control against that of a motor-driven hydraulic device known as a Thrustor, shown in the General Electric exhibit at the Century of Progress."
  
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