Engraving depicting Edison's lamp regulator for use in theatre to give dimming and flooding of house lights.

---

Size: 5502px × 3811px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, archival, archive, century, cover, dim, dimmer, edison, electric, electricity, engraving, flooding, historic, historical, history, house, lamp, light, lighting, lights, regulator, theatre