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- 15:01, 22 October 2013 (diff | hist) . . (+185) . . How Sound Works
- 14:59, 22 October 2013 (diff | hist) . . (+84) . . How Sound Works
- 14:57, 22 October 2013 (diff | hist) . . (-15) . . How Sound Works
- 14:56, 22 October 2013 (diff | hist) . . (-19) . . How Sound Works
- 14:55, 22 October 2013 (diff | hist) . . (+2) . . How Sound Works
- 14:54, 22 October 2013 (diff | hist) . . (0) . . File:Water-waves-1600.jpg (Pbr uploaded a new version of "File:Water-waves-1600.jpg") (current)
- 14:50, 22 October 2013 (diff | hist) . . (+2) . . How Sound Works
- 14:49, 22 October 2013 (diff | hist) . . (-8) . . How Sound Works
- 14:48, 22 October 2013 (diff | hist) . . (0) . . N File:Water-waves-1600.jpg
- 14:47, 22 October 2013 (diff | hist) . . (-16) . . How Sound Works
- 14:45, 22 October 2013 (diff | hist) . . (0) . . How Sound Works
- 14:45, 22 October 2013 (diff | hist) . . (+3) . . How Sound Works
- 14:44, 22 October 2013 (diff | hist) . . (+7) . . How Sound Works
- 14:43, 22 October 2013 (diff | hist) . . (+1) . . How Sound Works
- 14:43, 22 October 2013 (diff | hist) . . (+10) . . How Sound Works
- 14:42, 22 October 2013 (diff | hist) . . (+4) . . How Sound Works
- 14:38, 22 October 2013 (diff | hist) . . (+107) . . How Sound Works
- 14:35, 22 October 2013 (diff | hist) . . (+1) . . How Sound Works
- 14:34, 22 October 2013 (diff | hist) . . (-32) . . How Sound Works
- 14:32, 22 October 2013 (diff | hist) . . (+291) . . How Sound Works
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