By means of the microphone; the Brery faintest sounds, such as the fall of ' S feather or a very delicate piece of {tissue-paper, may be distinctly heard.
Permanent link to this item
https://paperspast.natlib.govt.nz/newspapers/TC19160715.2.37.11
Bibliographic details
Colonist, Volume LVII, Issue 14139, 15 July 1916, Page 6
Word Count
27Untitled Colonist, Volume LVII, Issue 14139, 15 July 1916, Page 6
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