Steam Room is a written note found in Dishonored.
Transcript[]
The pressure valve has stopped working properly. This is the second time. You will not get a third chance, do you understand? Repair it promptly or you're out, because I won't risk another accident. Our clients are among the most important men in the city.
Location[]
It can be found just outside the Steam Room in the Golden Cat during the mission House of Pleasure.