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First published photo of Heinrich Göbel, on January 1893
First published photo of Heinrich Göbel, on January 1893
This house was believed to be Göbel's birthplace. He lived in this house in the 1840s, but it is not his birthplace. At the front side of this house a
This house was believed to be Göbel's birthplace. He lived in this house in the 1840s, but it is not his birthplace. At the front side of this house an incandescent light bulb is burning day and night.
Goebel-Lamp No. 5. This lamp was at exhibition in Goebel's shop April 29, 1882
Goebel-Lamp No. 5. This lamp was at exhibition in Goebel's shop April 29, 1882
Goebel-Shop in New York, Grand Street 468. Probably this photo was taken in the year 1893 to support the Goebel-Story. The telescop which Göbel used i
Goebel-Shop in New York, Grand Street 468. Probably this photo was taken in the year 1893 to support the Goebel-Story. The telescop which Göbel used in the 1850s on a horse wagon was much larger.
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A scanning electron microscope image of the tungsten filament of an incandescent light bulb
A scanning electron microscope image of the tungsten filament of an incandescent light bulb
Elaborate light in Denver, Colorado
Elaborate light in Denver, Colorado
Original carbon-filament bulb from Thomas Edison's shop in Menlo Park
Original carbon-filament bulb from Thomas Edison's shop in Menlo Park
Alexander Lodygin on 1951 Soviet postal stamp
Alexander Lodygin on 1951 Soviet postal stamp