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Electric lightning board.
UMG26A02_440

Electric lightning board.

James Watt perfects Newcomen's engine.
UMG26A03_063

James Watt perfects Newcomen's engine.

Famous people in American history
UMG26A00_435

Famous people in American history

William Gilbert in his study writing his book De Magnete, Magneticisque Corporibus, et de Magno Magnete Tellure.
UMG23A59_154

William Gilbert in his study writing his book De M...

Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor
UMG23A04_210

Thomas Alva Edison (February 11, 1847 – October 18...

Thomas Alva Edison
UMG22A65_252

Thomas Alva Edison

Thomas Alva Edison
UMG22A47_204

Thomas Alva Edison

Electrical engineering
UMG22A44_177

Electrical engineering

Alexander Graham Bell.
UMG21A14_138

Alexander Graham Bell.

Rotating apparatus according to Stöhrer
UMG21A09_100

Rotating apparatus according to Stöhrer

Electrical engineering
UMG21A11_193

Electrical engineering

Charles Proteus Steinmetz
UMG20B23_172

Charles Proteus Steinmetz

Thomas alva edison
UMG20A33_273

Thomas alva edison

The electric tram in stuttgart
UMG20A30_123

The electric tram in stuttgart

Werner von siemens
UMG20A30_202

Werner von siemens