Slide Projectors (1950-2004) Typewriters including a speed adjustment knob

including a speed adjustment knob

the gadget relied entirely on a small three-button remote control built directly into the earbud cord to change tracks and adjust the volume

It was highly prized because it tested tubes under real-world working conditions by sending a gentle audio signal through them

To mark it as official company property

"9 Lives" Eveready Battery

Slide Projectors (1950-2004) Typewriters including a speed adjustment knobGolde Model 300 P 1042 The GoldE Manumatic (Model 300 P 1042), made in the early 1950s, was a high end 35mm slide projector that combined a sleek, vintage look with a rugged, heavy duty metal body. This model featured a built in cooling fan to protect delicate film slides from the intense heat of its bright 300 watt bulb. It was known for its smooth manual slider that let users easily switch between photo slides. Often built right into the bottom of