User contributions
- 10:55, 30 September 2020 (diff | hist) . . (+5) . . 2365: Messaging Systems (Clarify grammar)
- 18:09, 6 April 2020 (diff | hist) . . (+27) . . 2289: Scenario 4 (Slight clarification for SARS-CoV-2 vs. COVID-19)
- 13:27, 3 April 2020 (diff | hist) . . (+38) . . 2288: Collector's Edition (→Hints)
- 17:34, 3 March 2018 (diff | hist) . . (+185) . . 1962: Generations
- 22:21, 3 January 2018 (diff | hist) . . (+211) . . Talk:1937: IATA Airport Abbreviations
- 12:29, 6 October 2017 (diff | hist) . . (+295) . . Talk:1899: Ears (ECDS reference)
- 12:25, 20 January 2017 (diff | hist) . . (+108) . . 969: Delta-P