7 February 2010
- 01:3501:35, 7 February 2010 diff hist 0 m Tin bicycle - design contest motivation →Introduction
- 01:3501:35, 7 February 2010 diff hist 0 m Tin bicycle - design contest motivation →For developing countries
- 01:3401:34, 7 February 2010 diff hist 0 Tin bicycle - design contest motivation →Combined bicycle and public transportation
- 01:3201:32, 7 February 2010 diff hist 0 Tin bicycle - design contest motivation →Limited global supplies of raw materials and energy
- 01:2901:29, 7 February 2010 diff hist −1 Tin bicycle - design contest motivation →Limited global supplies of raw materials and energy
- 01:2701:27, 7 February 2010 diff hist +1 m Tin bicycle - design contest motivation →Introduction
- 01:2701:27, 7 February 2010 diff hist +1 m Tin bicycle - design contest motivation Light Copyedit