Today on  we celebrate the benefit of electric light for your vision. Illuminated in these ESB advertisements from the 1950’s. “Electric light saves sight.” 💡⚡️#ESBArchives

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Happy birthday and to my light elemental Uri and his genderswaped form. Art by

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We have the structure of LIGHT, solved by light! In this case synchrotron light from 's NSLS
https://t.co/tjFApp4dZQ

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