It’s mostly Silver Efex. But I’m having the same problem with images like this that I have with my laundry — getting the whites white. Trying to add contrast to an image often blows out highlights — trying to keep some detail in the highlights, at least when I try it, leaves my whites too gray for my taste.
5280 Lens Mafia 
This has a really interesting sort of archaeological find quality about it. How did you get this effect? Silver Efex?
It’s mostly Silver Efex. But I’m having the same problem with images like this that I have with my laundry — getting the whites white. Trying to add contrast to an image often blows out highlights — trying to keep some detail in the highlights, at least when I try it, leaves my whites too gray for my taste.