KU Leuven Libraries, Maurits Sabbe Library
- KU Leuven Libraries, Maurits Sabbe Library published the following 4 sources, containing a total of 8 diagrams.
- Dirven, Alardus, and Michael de Brouwer. 1756. Dialectica. Leuven: KU Leuven Libraries, Maurits Sabbe Library. (4 diagrams)
- Dialectica. 1744. Leuven: KU Leuven Libraries, Maurits Sabbe Library. (2 diagrams)
- Devisscher, Christophorus, and Aegidius Franciscus Audenaert. 1720–1723. Logica. Leuven: KU Leuven Libraries, Maurits Sabbe Library. (1 diagram)
- Gils, Petrus van, Petrus Clijmans, and Joannes Corbion. 1705. Dialectica. Leuven: KU Leuven Libraries, Maurits Sabbe Library. (1 diagram)