![There is a battery powered bell at Oxford university that has been ringing for over 175 years .No one knows what the battery is composed of. - 9GAG There is a battery powered bell at Oxford university that has been ringing for over 175 years .No one knows what the battery is composed of. - 9GAG](https://img-9gag-fun.9cache.com/photo/aERNYBO_460s.jpg)
There is a battery powered bell at Oxford university that has been ringing for over 175 years .No one knows what the battery is composed of. - 9GAG
The Oxford Electric Bell | The Oxford Electric Bell is a battery that's outlived queens and presidents. How does it do it? | By BBC Radio Oxford | Facebook
![Randall Munroe Quote: “In the Clarendon Library at Oxford University sits a battery-powered bell that has been ringing since the year 1840. The...” Randall Munroe Quote: “In the Clarendon Library at Oxford University sits a battery-powered bell that has been ringing since the year 1840. The...”](https://quotefancy.com/media/wallpaper/3840x2160/6429960-Randall-Munroe-Quote-In-the-Clarendon-Library-at-Oxford-University.jpg)