20Thcenturypix: Heck-Yeah-Old-Tech: Historical Spread: The Premiere Of The Slinky In Popular Science, Sept 1946. “It Is Simply A Spring, But It Does Stunts That Made R. P. James, Philadelphia Engineer, Think Of Converting It Into A Toy. […] ‘Slinky’
Black SlacksJoe Bennett and The Sparkletones 1957https://youtu.be/7JPzGTFgbt4
