a list of German Zettelkästen users who were well known. Many of them were writers or researchers professionally.
Jean Paul, who can be considered the poetic father of cardboard box technology and celebrates his 250th birthday on March 21, Arno Schmidt and Walter Kempowski, Hans Blumenberg, Friedrich Kittler, Niklas Luhmann and Aby Warburg 1
- broader terms (BT): commonplace books
- narrower terms (NT): history of the Zettelkasten
- related terms (RT): writing
- used for (UF) or aliases: