DescriptionSmoluchowskiFeynmanRatchet.png Smoluchowski - Feynman ratchet machinery Date 6 April 2006 Source Own work (Gimped) Author LM Permission (Reusing...
135sw7y uipo[ eryasfs ayis naisl s akips An other image of the same Feynman's machine. (image) English author name string: Bdkoivis Wikimedia username:...
