A narrow Victorian alley in warm gaslight with wet cobbles and damp brick walls

Art

Lighting London in 1897

10 juni 2026 · Cause and Effect Games · 1 min read

The reference work behind the game's lighting, from gas lamps to oil lamps and early electric arc lights.

Three light sources, three moods

In 1897, three kinds of light existed side by side in London: street gaslight, indoor oil lamps and the new electric arc light in a handful of places. We use the differences between them as a storytelling tool.

Gaslight is warm and restless; it moves. Oil light is steadier and yellower, making rooms feel small. Arc light is cold and blue, and appears only where power and money are present.

References before technology

Before changing a single setting, we collected photographs and contemporary accounts of how the light was actually perceived. It became a short document with six images and one rule: no light source without a physical lamp in the scene.

What the rule gave us

  • Rooms became darker than we initially dared, and clearer.
  • Every scene gained a natural place for the player to pause.
  • Arc light only needed to appear twice to mean something.

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