Ficheiro:Ouroboros.pngDescriptionOuroboros.png English: an alchemy manuscript. cf: [1] The two-dimensional work of art depicted in this image is in the public domain in the
Ficheiro:Símbolo Ouroboros.pngancient symbol called ouroboros is represented with the snake eating its own tail. Portuguese O símbolo antigo chamado ouroboros, é representado com a
Ficheiro:26.11c Ouroboros Herder.pngof this work, hereby publish it under the following license: English Ouroboros at Gottfried Herder"s tomb Wikimedia username: Kharmacher author name
Ficheiro:Ouroboros-Zanaq.png Ouroboros by Zanaq. Suitable for low resolution. This file is licensed under the Creative Commons Attribution-Share Alike 2.5 Generic license. You are
Ficheiro:Benzene Ouroboros.pngJuly 2012 Source Own work Author DMGualtieri Other versions Ouroboros image from File:Ouroboros-simple.svg. Benzene structural diagram from File:Benzene_Structural_diagram