History: Foucault à Dreux postcard depicting Châteauneuf-en-Thymerais, 1910 | [800x508]

https://i.imgur.com/gZi4pRW.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/dp5yqq/foucault_%C3%A0_dreux_postcard_depicting/?utm_source=ifttt