History: Rare photo of general and former U.S. president Ulysses S. Grant behind him is a posture brace to help prevent movement during a photo session, sudden movements would cause blurring due to long exposure time. early 1860's. [640x929]

https://i.redd.it/pt8wykdfs1161.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/jzpiil/rare_photo_of_general_and_former_us_president/?utm_source=ifttt