Por un escritor de hombre misterioso
Matt Alt writes about the history of the Walkman, the portable cassette player invented in 1979.
The Walkman is turning 40 this year - here's how listening to music has changed over the years
Sony Walkman turns 40, News
SONY celebrates the WALKMAN's 40th birthday with nostalgic exhibition
40 years of the Sony Walkman celebrated in Tokyo exhibition
FEATURE: Innovation, Colour and Form: Forty-Five Years of Sony's Walkman and Forty Years of the Discman – and Why We Need Modern Updates — Music Musings & Such
40 years ago Sony's Walkman changed the way we listened to music - CNET
The Walkman Blog: Sony Walkman Celebrates 40 Years
Breaking convention with the first WALKMANⓇ. How Sony Invented Music on the Go. 【Sony Official】
Sony Walkman at 40: fans nostalgic for first portable music player, and the soundtrack to their youth
The First Sony Walkman Was Released 40 Years Ago Today, 51% OFF
Sony Walkman celebrates 40 years of playing music on the go
Sony launches a new WALKMAN more than 40 years after the original
The First Sony Walkman Was Released 40 Years Ago Today, 51% OFF
Sony Walkman turns 40: 6 things you didn't know about the iconic player