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[–] • 1 pt

What was this used for? Is that a heat exchanger on top?

[–] • 1 pt

It was a hot blast furnace for pig iron. Yes, that’s an exchanger the feed air was sent through before being fed into the furnace.

I have shots of the explanation plaques. Will post in a bit.

[–] • 1 pt

The furnace at French Creek is the superior PA furnace

[–] • 1 pt

I'm not there at the moment.

[–] • 1 pt

You choose to be in stupid places at foolish times.

[–] • 1 pt

I never claimed otherwise.

[–] • 0 pt

You gotta come to south Eastern pa, my man

[–] • 0 pt

But the map says "Here be dragons!"