CLR usually works quite well for stuff like this. It’s a spray cleaner. I think it stands for Calcium, Lime, Rust remover.

Yes, and I think, potentially, that it could be so advanced that we don’t have the ability to recognize some or all of them.

I would replace it with something that doesn’t rot, like Hardie Sierra 8. It’s expensive, but if installed correctly it’ll last forever.

Reminds me of the trace buster buster buster

Damn, I had no idea they were time travelers too, sweet! j/k I’ll have to ask around, but I’m sure I’ve seen the ship manifest with their names on it and I was definitely told it was the America. Somebody has some 'splainin to do.

Edit: It looks like my Norwegian family was on the SS Stavangerfjord, maybe it was the Germans. I’ll have to do some more digging.

Four of my great grandparents went to the U.S. on that ship in the early '30s. Its prop is displayed outside of a small museum in Virginia.