Specimen of talking films - Triergon process

One of three specimens of talking films:- 4 1/2" length of film - "Triergon" process (piece of first sound-on film picture made 1921), encased in glass. Image shows standing man appearing to give a lecture behind a lectern.

Details

Category:
Cinematography
Object Number:
1929-381/1
Materials:
nitrate film
type:
film sample
credit:
The National Media Museum, Bradford