Engraving depicting Jablochkoff's carbon rod electric candle
Engraving depicting Jablochkoff's carbon rod electric candle: two carbon rods separated by insulating substance (1876). A nine inch candle would give light for about 2 hours before burning out
Picture No
13914189
Media ID
48359851
Size
3628px x 5780px
(2.6MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive
Pick your License
Carbon Inch Insulating Insulation Rods Separated Substance
Features In These Collections
> Contributors > WHA





























