15 Feb
2024
15 Feb
'24
9:28 p.m.
The nature of the physical world, by Arthur Stanley Eddington 72963 [Author: Arthur Stanley Eddington] [Link: https://www.gutenberg.org/7/2/9/6/72963] [File: 72963-h.htm] Thanks to Laura Natal Rodrigues (Images generously made available by The Internet Archive.) Regards, Al