Steam yarders.
0:54 video:
https://www.youtube.com/watch?v=8aS2RMsE1Zs
1:33 video:
https://www.youtube.com/watch?v=ZXwStDzb0Ew
6:06 video:
https://www.youtube.com/watch?v=CHdhZb0Iq1w
More: https://en.wikipedia.org/wiki/Yarder
Previously:
https://www.homemadetools.net/forum/...3668#post78494
https://www.homemadetools.net/forum/...455#post151025
https://www.homemadetools.net/forum/...809#post119112
https://www.homemadetools.net/forum/...717#post143724
https://www.homemadetools.net/forum/...815#post140294
https://www.homemadetools.net/forum/...257#post138594
https://www.homemadetools.net/forum/...6425#post83639
https://www.homemadetools.net/forum/...2421#post76333
https://www.homemadetools.net/forum/...638#post118121
https://www.homemadetools.net/forum/...0525#post72634
https://www.homemadetools.net/forum/...1854#post75285
