Edited by Martine Lapointe, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) 116916927065934112165, some rights reserved (CC BY-SA), uploaded by 116916927065934112165
- 2. (c) Christian Grenier, some rights reserved (CC BY-NC), uploaded by Christian Grenier
- 3. (c) manual crank, some rights reserved (CC BY-NC-SA)
