User contributions
- 05:29, 6 July 2014 (diff | hist) . . (-9) . . 977: Map Projections (updated the comment on "jamming prevention" that (arguably) led to the QWERTY design. With QWERTY, most used letters (eg E,R,S,D) are placed *close* to each other, not far!)
- 18:15, 29 April 2014 (diff | hist) . . (+198) . . Talk:687: Dimensional Analysis