https://kottke.org/21/06/developing-120-year-old-photos-found-in-a-time-capsule
Old pictures can really provide quite a fascinating glimpse into the past.
https://mymodernmet.com/cyanotype-time-capsule-cat-photos/
https://mymodernmet.com/first-photograph-photography-history/
https://www.thisiscolossal.com/2020/08/mathieu-stern-cyanotype-cats/
https://www.livescience.com/60387-oldest-photographs.html
https://www.oldest.org/artliterature/photographs/
https://www.insider.com/oldest-photo-taken-in-each-state-2017-10
https://petapixel.com/2015/05/23/20-first-photos-from-the-history-of-photography/