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Title: Two carbon heater lamps available in the 65 watt and 200 wat [Go to resource]
Description: Two carbon heater lamps available in the 65 watt and 200 watt ratings shownhere and also in a 130 watt rating. These are the only carbon filament lamps still made, and they are intended s heaters rather than lamps. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: incandescent electric lamps Source: Science Museum Creator: Osram (G. E. C.) Ltd Identifier: 1979-316/17 Go to resource More Like this...
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