Por un escritor de hombre misterioso
Matt Alt writes about the history of the Walkman, the portable cassette player invented in 1979.
The Sony Walkman turns 40 years old today – New York Daily News
Sony Walkman turns 40, News
Sony Walkman celebrates 40 years of playing music on the go
Sony Walkman at 40: fans nostalgic for first portable music player, and the soundtrack to their youth
The Walkman is turning 40 this year - here's how listening to music has changed over the years
Sony releases 40th anniversary Walkman at IFA - CNET
Discogs - It's been over 40 years since the original Walkman was released. What type of cassette player do you have now? Explore the most sought-after cassettes
Sony Celebrates 40 Years Of Walkman - X96
Retro Walkman - Sony celebrates 40 years with the 40th Anniversary Edition
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