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A VALUABLE DISCOVERY.
Press Association. —Copyright. New York, January 15. Professor. Parker, of Columbia University, claims that he has invented a metal filament for electric lamps 45 times as efficient as the carbon filament.
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https://paperspast.natlib.govt.nz/newspapers/RAMA19070116.2.23
Bibliographic details
Rangitikei Advocate and Manawatu Argus, Volume XXXI, Issue 8716, 16 January 1907, Page 2
Word Count
34A VALUABLE DISCOVERY. Rangitikei Advocate and Manawatu Argus, Volume XXXI, Issue 8716, 16 January 1907, Page 2
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