Retirement and death
Cider - Wikipedia
https://en.wikipedia.org/wiki/Cider
Personal life
The Limits of Ferocity
https://books.google.com/books?id=CCGuwGdKt18C&pg=PA124Book sources - Wikipedia
https://en.wikipedia.org/wiki/Special:BookSources/978-1-101-87205-5ISBN - Wikipedia
https://en.wikipedia.org/wiki/ISBN_(identifier)Volker Ullrich - Wikipedia
https://en.wikipedia.org/wiki/Volker_UllrichMasters of Death
https://books.google.com/books?id=SAQ94hR-YxQC&pg=PA29Robert Payne (author) - Wikipedia
https://en.wikipedia.org/wiki/Robert_Payne_(author)Explaining Hitler
https://www.nytimes.com/books/first/r/rosenbaum-hitler.htmlAnna Rosmus - Wikipedia
https://en.wikipedia.org/wiki/Anna_RosmusAlan Bullock - Wikipedia
https://en.wikipedia.org/wiki/Alan_Bullock
Career as customs official
Book sources - Wikipedia
https://en.wikipedia.org/wiki/Special:BookSources/0-06-012831-3Werner Maser - Wikipedia
https://en.wikipedia.org/wiki/Werner_MaserBook sources - Wikipedia
https://en.wikipedia.org/wiki/Special:BookSources/0-8179-1622-9ISBN - Wikipedia
https://en.wikipedia.org/wiki/ISBN_(identifier)
Early life
Frank McDonough - Wikipedia
https://en.wikipedia.org/wiki/Frank_McDonoughBook sources - Wikipedia
https://en.wikipedia.org/wiki/Special:BookSources/0-06-012831-3Werner Maser - Wikipedia
https://en.wikipedia.org/wiki/Werner_MaserBook sources - Wikipedia
https://en.wikipedia.org/wiki/Special:BookSources/0-394-72023-7ISBN - Wikipedia
https://en.wikipedia.org/wiki/ISBN_(identifier)Joachim Fest - Wikipedia
https://en.wikipedia.org/wiki/Joachim_FestWilliam L. Shirer - Wikipedia
https://en.wikipedia.org/wiki/William_L._ShirerJohn Toland (historian) - Wikipedia
https://en.wikipedia.org/wiki/John_Toland_(historian)
Alois Hitler
https://data.matricula-online.eu/de/oesterreich/st-poelten/doellersheim/01-07/?pg=9
https://data.matricula-online.eu/de/oesterreich/st-poelten/doellersheim/01-07/?pg=9Book sources - Wikipedia
https://en.wikipedia.org/wiki/Special:BookSources/978-1-101-87205-5ISBN - Wikipedia
https://en.wikipedia.org/wiki/ISBN_(identifier)Volker Ullrich - Wikipedia
https://en.wikipedia.org/wiki/Volker_Ullrich