You have chosen 'Boole calculus and the Concept script' by Gottlob Frege, 'Mr Strawson on Logical Theory' by Willard Quine and 'The Epistemology of Essentialist Claims' by Alan McMichael
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 |