An example of a digital record of a physical divider in Aby Warburg's zettelkasten for Jakob Burkhardt with subsections listed.
Ref No: WIA III.2.1. ZK/4a/2<br /> Title: Jakob Burkhardt Briefe<br /> Physical Description: Divider<br /> Contents: Subsections: 1rst level: Vorträg Burckhardt 1927 Sommersemester [appr. 56 items, numbered and unnumbered]; 2nd level: Burckhardt an Nietzsche; 3rd level: Brief Nietzsches an Burckhardt 6 Januar 1889. 2nd level: Jakob Burckhardt und die nordische Kunst Conversations Lexikon, Burckhardt Festwesen, zu Rougemont Cicerone, Wanderer in der Schweiz, Hedlinger, Hedlinger.