You have chosen 'Essential Attribution' by Ruth Barcan Marcus, 'On Plural Reference and Set Theory' by Helen Cartwright and 'How to Make our Ideas Clear' by Charles Sanders Peirce
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Reality, or select a subheading: |
| A. | Classical Physics | |
| B. | Modern Physics | |
| C. | Space | |
| D. | Time | |
| E. | Cosmology | |
| F. | Chemistry | |
| G. | Biology |