6 Oct
2023
6 Oct
'23
5:36 p.m.
L'oeuvre de Henri Poincaré, by Emile Picard 71820 [Author: Emile Picard] [Language: French] [Link: https://www.gutenberg.org/7/1/8/2/71820] [File: 71820-h.htm] Thanks to Laura Natal Rodrigues (Images generously made available by The Internet Archive.) Regards, Al