You have chosen 'On Hippocrates and Plato' by Galen, 'Logicism and Ontological Commits. of Arithmetic' by Harold Hodes and 'Remarks on the forces of inorganic Nature' by J.R. Mayer
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 |