This Silver coin commemorates the 125th anniversary of Thomas Edison’s demonstration of his first successful electric light bulb. On the obverse on the coin is a waist-up portrait of Edison holding a light bulb in his right hand. On the reverse is a light bulb of the 1879 style mounted on a base, with arcs surrounding. This example has been graded Proof 69 Ultra Cameo by NGC!
On October 21, 1879, Thomas Alva Edison successfully tested an electric light bulb. Using a carbon filament within a glass housing, the bulb remained illuminated for a satisfactory amount of time. This achievement culminated a period in which Edison had tested several hundred different materials and arrangements, without success.
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|Grade:||Proof - 69 UCAM|
|Mint Mark:||P - Philadelphia|
|Metal Content:||0.7734 troy oz|