A prop duplicator machine

https://www.facebook.com/KermitWeeks/posts/1071102306292181

For more on wooden propellers: http://justacarguy.blogspot.com/2015/04/the-durand-lesley-propeller-collection.html 

Steam powered machine shop from the 1900s, still in operation

there are 8 videos in total about it http://thefunnybeaver.com/nside-look-early-1900s-steam-powered-machine-shop/