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24-74405p

Inscription by Albert Einstein in ‘Philosophiæ naturalis principia mathematica’ by Isaac Newton, 1713. (Special Collection, QA803.N6 SC171959)

Photograph of a page of typed textPhotograph of a page of typed textPhotograph of a page of typed textPhotograph of a page of typed textPhotograph of a man holding up a piece of chalk on the end of a piece of string