[posted] Posted (#75946, Ostwald) !

[ajhaines]

Feltalálók, felfedezők, nagy emberek, by Wilhelm Ostwald                  75946
  [Author: Wilhelm Ostwald]
  [Translator: Miklós Kósa]
  [Contributor: József Pogány]
  [Language: Hungarian]
  [Link: https://www.gutenberg.org/ebooks/75946]
  note: link will be active within two hours of posting.

Thanks to Albert László

Regards,
Al