A replica of Thomas Edison's first incandescent light bulb, made
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Thomas Edison with unidentified man — Calisphere
Edison's Moorpark Substation as it looked in 1923, a typical facility to serve a small rural community — Calisphere
Edison Bulbs History
A Working Replica of Thomas Edison's Incandescent Light Bulb Created by John and Lynda Casey of Missouri
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446 Light Bulb Edison Stock Photos, High-Res Pictures, and Images - Getty Images