Midcentury Apartment Door Hardware

I finally got around to a small project that I'd been neglecting for some time: The entryway door. It's not that I was blissfully unaware of how bad it looked, but you know, other things. Anyway, here's a shot that I took on my first viewing of this home before we bought it. 

Removing Old Paint from Door Knobs and Hardware

The door knobs in our mid-century home are original, circa 1946, which means they're made of solid brass.

Unfortunately, former residents painted over them. Boo! What's a Renov8or to do?