User contributions
- 11:40, 16 October 2021 (diff | hist) . . (+1) . . Talk:2529: Unsolved Math Problems
- 11:40, 16 October 2021 (diff | hist) . . (+131) . . Talk:2529: Unsolved Math Problems
- 07:38, 14 October 2021 (diff | hist) . . (+171) . . Talk:2527: New Nobel Prizes
- 18:54, 13 October 2021 (diff | hist) . . (+588) . . Talk:2525: Air Travel Packing List (biplanes)