In this issue:

• Television – Description of the “B” Line Television Chassis (TV-180, TV190, and HF-200 series)
• Air Conditioning – Conditiong the Air Conditioner
• Refrigeration – Automatic Refrigerator Controls
• Auto Radio – Vibrator Development and Operation
• Home Radio – Servicing Philco Printed Circuit Radios
• Range – Thermostats

contributed by Carrie Weimer (originally from her grandfather Norman Terrill)