"Marie Alexandrine Freiin von Vetsera (19 March 1871 – 30 January 1889) was a member of Austrian "second society" (new nobility) and one of Crown Prince Rudolf of Austria´s mistresses. Vetsera and Rudolf were found dead by suicide, at his hunting lodge, Mayerling (see Mayerling Incident), in January 1889." - (en.wikipedia.org 07.09.2020)
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