The following statements in the article are corroborated by the indicated sources.

  • Born Anna Maria Geertruida Schmidt on May 20 1911 in Kapelle. [1]
  • Died in the early morning of May 21 1995 in Amsterdam, having taking pills and alcohol. [2]

Sources:

  • [1] Zijl, Annejet van der (2002). Anna, p. 22. Amsterdam: Nijgh & Van Ditmar. ISBN 9038887337.
  • [2] Ibidem, p. 405.