User contributions
- 00:02, 1 October 2013 (diff | hist) . . (+1,096) . . 2007 AMC 8 Problems/Problem 20 (→Problem)
- 23:52, 30 September 2013 (diff | hist) . . (+2) . . 2007 AMC 8 Problems/Problem 16 (→Problem)
- 23:48, 30 September 2013 (diff | hist) . . (+527) . . 2007 AMC 8 Problems/Problem 16 (→Problem)