http://theconversation.com/the-early-20th-century-german-trans-rights-activist-who-was-decades-ahead-of-his-time-106278
http://www.gutenberg.org/cache/epub/28402/pg28402.txt
http://www.gutenberg.org/cache/epub/28402/pg28402.txt
https://en.wikipedia.org/wiki/I_Am_Jazz
https://en.wikipedia.org/wiki/Institut_f%C3%BCr_Sexualwissenschaft#Transgender_pioneers
https://en.wikipedia.org/wiki/Jazz_Jennings
https://en.wikipedia.org/wiki/Magnus_Hirschfeld
https://en.wikipedia.org/wiki/Scientific-Humanitarian_Committee
https://en.wikipedia.org/wiki/Transgender_history#Americas
https://people.com/tv/tlc-airs-transgender-teen-jazz-jennings-docuseries-this-summer/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3381530/
https://www.newyorker.com/magazine/2015/01/26/berlin-story
https://youtu.be/xzalQOW_T-I