You have chosen 'The Character of Physical Law' by Richard P. Feynman, 'Space, Time and Deity (2 vols)' by Samuel Alexander and 'The Sign of Four' by Arthur Conan Doyle
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| A. | Classical Physics | |
| B. | Modern Physics | |
| C. | Space | |
| D. | Time | |
| E. | Cosmology | |
| F. | Chemistry | |
| G. | Biology |