Technology of the first recordings. Sound Documents from the Phonogrammarchiv of the Austrian Academy of Sciences: The Complete Historical Collections 1899-1950. Series 1 – The First Expeditions to Croatia, Brazil and the Isle of Lesbos. Accompanying booklet, pp. 14-16. Austrian Academy of Sciences Press.
Lechleitner, Gerda (1999)
On the oldest recordings in the Phonogrammarchiv. In the CD collection, Sound Documents from the Phonogrammarchiv of the Austrian Academy of Sciences: The Complete Historical Collections 1899-1950. Series 1 – The First Expeditions to Croatia, Brazil and the Isle of Lesbos. Accompanying booklet, pp. 12-13. Austrian Academy of Sciences Press.
Brownlow, Kevin (1980)
Silent films. What was the right speed? Sight and Sound, Summer 1980, pp. 164-67.
An on-line version can be accessed here.
Schüller, Dietrich (1987)
Buschmann spricht in den Phonographen – Film von Rudolf Pöch, 1908. Wissenschaftlichen Film (Wien) no. 36/37: 133—139.
This describes the technicalities involved in post-synchronising the film with the phonograph recording that Rudolf Pöch made simultaneously.