18 October 2010
- 08:2108:21, 18 October 2010 diff hist −70 Armageddon Expo No edit summary
19 July 2010
- 02:2702:27, 19 July 2010 diff hist +966 Wikipedia:Reference desk/Science →solar cells, photovoltaic, photosynthesis: new section
18 July 2010
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