Various works by (and about) Sir Arthur Stanley Eddington, which are very difficult to obtain elsewhere. These books by Sir Arthur Stanley Eddington are virtually unobtainable nowadays, and are here presented as a public service. Click Here for an illuminating appreciation of the part played by Eddington's eclipse expedition of 1919 in the vindication of general relativity. Here are four of Eddington's most celebrated books: Click Here for PDF of 'The Nature of the Physical World'. Click Here for an MS-Word file of 'The Philosophy of Physical Science'. Click Here for PDF of 'Relativity Theory of Protons and Electrons'. Click Here for PDF of 'Fundamental Theory'. ---ooo000ooo--- Back to the main prior art page. Back to the website main page.