image credits

This commit is contained in:
Vanessa Ezekowitz 2014-07-01 06:48:52 -04:00
parent 59c9cdd673
commit 01fc2c132d

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@ -1143,3 +1143,4 @@ http://commons.wikimedia.org/wiki/Amethyst#mediaviewer/File:GuerreroAm%C3%A9thys
http://commons.wikimedia.org/wiki/File:Melting_Icicle_Structure.jpg
http://commons.wikimedia.org/wiki/File:Ice_crystals.JPG
http://commons.wikimedia.org/wiki/File:Zirconium_carbide_ZrC.jpg
http://commons.wikimedia.org/wiki/File:Algae-oxygen-bubbles.jpg