[Phono-L] Bolden Movie

I hope they release the movie, they spent over $50,000,000 on it, it has well known actors. As for Buddy Bolden record, as far as I know the cylinders were destroyed when the shed that the cylinders were kept in, was torn down in 1960. The actual recording machine that Oscar Zahn had used

[Phono-L] 1920s recording heads

Greetings All in Phonograph Land: I have several very interesting recording heads that have been in my collection for over 40 years and which were described to me at the time of purchase as being from the 1920s. Two of them are electrical and one is acoustical. I have always thought that the ele