You have chosen 'Truth by Convention' by Willard Quine, 'Real Natures and Familiar Objects' by Crawford L. Elder and 'Logic [1897]' by Gottlob Frege
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 |