| | Dialectica, fol. 102, by Dirven, Alardus; de Brouwer, Michael | 1756 | Sigma-2 Graph | 3–4 | Square |
| | Dialectica, fol. 102, by Dirven, Alardus; de Brouwer, Michael | 1756 | Sigma-2 Graph | 3–4 | Square |
| | Dialectica, fol. 126, by Dirven, Alardus; de Brouwer, Michael | 1756 | Classical Sigma-2 | 3 | Square |
| | Dialectica, fol. 126v, by Dirven, Alardus; de Brouwer, Michael | 1756 | Classical Sigma-2 | 3 | Square |
| | A Compendium of Logic. The Second Edition, Enlarged, p. 9, by Aldrich, Henry; Wesley, John (ed.) | 1756 | Classical Sigma-2 | 3 | Square |
| | Dialectica, fol. 75v, by Vrancken, Joannes Antonius; Beauvoix, Lambert-Jean | 1759 | Non-Sigma | 5 | Square |
| | Dialectica, fol. 75v, by Vrancken, Joannes Antonius; Beauvoix, Lambert-Jean | 1759 | Non-Sigma | 4 | Triangle |
| | Dialectica, fol. 87, by Vrancken, Joannes Antonius; Beauvoix, Lambert-Jean | 1759 | Classical Sigma-2 | 3 | Rectangle |
| | Dialectica, fol. 88v, by Vrancken, Joannes Antonius; Beauvoix, Lambert-Jean | 1759 | Classical Sigma-2 | 3 | Rectangle |
| | Dialectica, fol. 89, by Vrancken, Joannes Antonius; Beauvoix, Lambert-Jean | 1759 | Classical Sigma-2 | 3 | Rectangle |
| | Dialectica, fol. 104v, by Vandungen, Augustinus; Beauvoix, Lambert-Jean | 1759 | Classical Sigma-2 | 3 | Circle |
| | Dialectica, fol. 75v, by Vrancken, Joannes Antonius; Beauvoix, Lambert-Jean | 1759 | Non-Sigma | 5 | Square |
| | Dialectica, fol. 92, by Vandungen, Augustinus; Beauvoix, Lambert-Jean | 1759 | Non-Sigma | 5 | Rectangle |
| | Dialectica, fol. 92v, by Vandungen, Augustinus; Beauvoix, Lambert-Jean | 1759 | Non-Sigma | 5 | Circle |
| | Dialectica, fol. 94v, by Vandungen, Augustinus; Beauvoix, Lambert-Jean | 1759 | Non-Sigma | 4 | Triangle |
| | Dialectica, fol. 107v, by Vandungen, Augustinus; Beauvoix, Lambert-Jean | 1759 | Classical Sigma-2 | 3 | Circle |
| | Dialectica, fol. 108, by Vandungen, Augustinus; Beauvoix, Lambert-Jean | 1759 | Classical Sigma-2 | 3 | Circle |
| | Dialectica, fol. 77, by van Maele, Ludovicus; Beauvoix, Lambert-Jean | 1760 | Classical Sigma-2 | 3 | Rectangle |
| | Dialectica, fol. 82, by van Maele, Ludovicus; Beauvoix, Lambert-Jean | 1760 | Classical Sigma-2 | 3 | Rectangle |
| | Institutiones philosophicae ad faciliorem Veterum, ac Recentiorum philosophorum lectionem comparatae. Tomus primus, Complectens Logicam, & Metaphysicam, p. 106, by Pourchot, Edmond | 1760 | Classical Sigma-2 | 3 | Square |
| | Dialectica, fol. 70, by Van Muijsen, Guilielmus; Beauvoix, Lambert-Jean | 1761 | Classical Sigma-2 | 3 | Square |
| | Dialectica, fol. 72, by Van Muijsen, Guilielmus; Beauvoix, Lambert-Jean | 1761 | Classical Sigma-2 | 3 | Square |
| | Dialectica, fol. 73, by Van Muijsen, Guilielmus; Beauvoix, Lambert-Jean | 1761 | Classical Sigma-2 | 3 | Square |
| | Institutiones Logicae, p. 95, by Jaszlinszki, Andreas | 1761 | Classical Sigma-2 | 3 | Rectangle |
| | In Summulas quaestiones logicae, fol. 108, by de Salas, Blas | 1761 | Classical Sigma-2 | 3 | Circle |