1 Tuloksia löytyi "Tiedosto:The_seven_follies_of_science_(IA_cu31924031230752).pdf".

Tiedosto:The seven follies of science (IA cu31924031230752).pdf

for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:The_seven_follies_of_science_(IA_cu31924031230752).pdf...