Portal:Germany/Anniversaries/August/August 4

The Achterhuis

• 1719 – Birth of mineralogist Johann Gottlob Lehmann
• 1753 – Death of organ and piano builder Gottfried Silbermann
• 1906 – Birth of zoologist Eugen Schuhmacher
• 1944 – Anne Frank and her family are arrested in the Achterhuis