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"17 inch" plate Wimshurst electrostatic machine

1885

Small original Wimshurst machine, 2.25" plates

1882-1903

The original Wimshurst electrostatic machine.

1882
Letter from James Wimshurst to Contrad W. Cooke presenting the original Wimshurst influence machine, 1882

Letter from James Wimshurst to Contrad W. Cooke

1882
Electrotherapeutic Wimshurst machine, ebonite plates, brass conductors, glass tubes, with accessories, mounted on wooden table, James Wimshurst, inventor, English, 1890-1920

Electrotherapeutic Wimshurst machine

Twelve-plate (30-inch diameter) Wimshurst machine in glass case, constructed by James Wimshurst himself and demonstrated at his public lecture at the Royal Institution in 1888. This was the largest multiple-plate machine he built, and produced sparks almost 14 inches long. See note.

Twelve-plate (30-inch diameter) Wimshurst machine in glass case

1888
Wimshurst machine, believed to have been made by James Wimshurst

Wimshurst machine

1885