You have chosen 'Theory of Science (4 vols)' by Bernard Bolzano, 'On the Conservation of Force' by Hermann von Helmholtz and 'Interview with Baggini and Stangroom' by Ray Monk
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Modes of Existence, or select a subheading: |
| A. | Relations | |
| B. | Properties | |
| C. | Powers and Dispositions | |
| D. | Universals | |
| E. | Nominalism |