File talk:Bischofsstab1904.JPG

Latest comment: 8 years ago by Helium4 in topic Gas or electric?

Gas or electric?

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Gaslight or electric light?

Gas from a local cylinder, gas generator (carbide + water -> C2H2) or pipeline gas?

Light bulb (tungsten filament) or carbon arc? --Helium4 (talk) 19:59, 28 May 2016 (UTC)Reply

Return to the file "Bischofsstab1904.JPG".