User contributions
- 15:10, 12 February 2016 (diff | hist) . . (+210) . . Talk:1642: Gravitational Waves (Explanation about the reason of the drawing)
- 15:05, 12 February 2016 (diff | hist) . . (+1) . . Talk:1642: Gravitational Waves
- 15:04, 12 February 2016 (diff | hist) . . (+467) . . Talk:1642: Gravitational Waves