Gerd und Ula: How it Works: "Television" - front cover
Gerd und Ula: Television Centre plan
Gerd und Ula: How it Works: "Television" - foreword
Gerd und Ula: Introduction
Gerd und Ula: What is television?
Gerd und Ula: Principles of the television camera
Gerd und Ula: Turning the picture into electricity
Gerd und Ula: The electron gun
Gerd und Ula: What is sound?
Gerd und Ula: More about sound waves
Gerd und Ula: How a microphone works
Gerd und Ula: Electro-magnetic waves
Gerd und Ula: The electro-magnetic carrier wave
Gerd und Ula: Transmitting the ptogramme
Gerd und Ula: Receiving the sound
Gerd und Ula: Receiving the picture
Gerd und Ula: How the cathode-ray tube works
Gerd und Ula: A picture that is not really here
Gerd und Ula: Wavelength and frequencies
Gerd und Ula: Television networks and transmitting aerials
Gerd und Ula: The television studio
Gerd und Ula: Controlling the show
Gerd und Ula: Outside broadcasts
Gerd und Ula: Mobile transmissions
Gerd und Ula: Televising films and tape recordings
Gerd und Ula: Some special effects
Gerd und Ula: The introduction of colour television
Gerd und Ula: Plan of television centre
Gerd und Ula: Front and back covers