How I learned of Wilhelm Brasse.

"A prisoner registration photo..."

https://www.reddit.com/r/interestingasfuck/s/gPRNHolT15

"Wilhelm Brasse Dies at 94; Documented Auschwitz"

https://www.nytimes.com/2012/10/25/world/europe/wilhelm-brasse-dies-at-94-documented-auschwitz.html