Verify out these magnetic motor wiki machine:
Still valuable / Todavía útil
Image by . SantiMB .
Montblanc, Tarragona (Spain).
View Huge On White
Spinning at 33 rpm in the show window of a store.
Dando vueltas a 33 rpm en el escaparate de un tienda.
The phonograph, or gramophone, was the most typical device for playing recorded sound from the 1870s through the 1980s.
The well-known phonograph was the fourth device for recording and replaying sound. The term phonograph