2019-S $1 American Innovation NJ Rev PR Edison Light Bulb PR70 认证号39569853, PCGS号809616

2019-S American Innovation Dollar Reverse Proof (Edison Light Bulb - NJ) PR70 { PCGS-4 }. This form of light was a distinct improvement over candles and oil lamps. Work could now occur regardless of the time of day, and businesses could employ shift workers as many industries became more efficient and profitable. Social activities could also extend well into the night. The electric light changed and improved the rhythm of society. The highly polished phone central to the coin is hard to pick out amid the surrounding polished surfaces.