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| Europe |
| Irish Mathematicians Solve The Guinness Sinking Bubble Problem |
| 2012-05-30 |
| Posted by:tipper |
| #3 |
| Posted by: JosephMendiola 2012-05-30 22:26 |
| #2 |
| Posted by: SteveS 2012-05-30 22:08 |
| #1 |
| Posted by: phil_b 2012-05-30 19:57 |