Double flow low pressure steam turbine.
Fullsize image: https://s3-us-west-1.amazonaws.com/h...e_fullsize.jpg
https://s3-us-west-1.amazonaws.com/h...am_turbine.jpg
Previously:
https://www.homemadetools.net/forum/...427#post181710
https://www.homemadetools.net/forum/...407#post169725
https://www.homemadetools.net/forum/...963#post160386