DescriptionPoincare Goettingen En.djvu English: The New Mechanics (Göttingen) Date 1913 Source https://archive.org/details/monistquart23hegeuoft Author...
DescriptionPoincare1909c-en.png English: Light velocity Date 1913 Source File:Poincare Goettingen En.djvu Author creator QS:P170,Q81082...