Henry Woodward (Esperanto Wikipedia)

Analysis of information sources in references of the Wikipedia article "Henry Woodward" in Esperanto language version.

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2collectionscanada.gc.ca

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1web.archive.org

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1books.google.com

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books.google.com

“Canadian Patents: List of patents granted August 3 to August 13, 1874”, Scientific American, Vol XXXI – No. 11, September 12, 1874 p 172.

collectionscanada.gc.ca

Library and Archives Canada Incredible Inventions: Light Bulb. www.collectionscanada.ca
Library and Archives Canada. "Electric Light." Patent no. 3738, postulita de Henry Woodward kaj Mathew Evans, 1874.

frognet.net

home.frognet.net

Electrical World and Engineer, vol 35, No 15 (14a de aprilo, 1900) "Invention of the Incandescent Lamp",. Arkivita el la originalo je 19a de februaro, 2005.

web.archive.org

Electrical World and Engineer, vol 35, No 15 (14a de aprilo, 1900) "Invention of the Incandescent Lamp",. Arkivita el la originalo je 19a de februaro, 2005.