21 October 2014
- 16:0216:02, 21 October 2014 diff hist −4 Technology No edit summary
- 15:5315:53, 21 October 2014 diff hist −6 Technology →3D Printing
- 15:5215:52, 21 October 2014 diff hist +5 Technology →3D Printing
- 15:5015:50, 21 October 2014 diff hist +345 Technology No edit summary