- 1 V. K. Chew
Talking machines 1877 - 1914 : some aspects of the early history of the gramophone
London: Her Majesty´s Stationary Office 1967; 80 S. : zahlr. Ill.
Phonograph; London / Science Museum - 2 V. K. Chew
Physics for Princes : The Georg III. Collection
1968; 20 S. : Ill.
Technik / Geschichte; Museum; Physik