You have chosen 'Letter to Shumacher' by Carl Friedrich Gauss, 'Review of Aron 'Our Knowledge of Universals'' by H.H. Price and 'A Theory of Universals' by David M. Armstrong
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Theory, or select a subheading: |
| A. | Speculations on Nature | |
| B. | Natural Kinds | |
| C. | Causation | |
| D. | Laws of Nature |