Found this guy at an auction yesterday. For the price I had to take home! Can't find much info on the Dayton Air Compressor Co. I've only found one other example over at practical machinist. Looks very similar to the Champion compressors from the 20s. Based on the hardware style and cast iron...
Thought I'd refresh this thread as I've just purchased a 2YC-1-1. I'm looking to possibly rebuild it if it's worth it. The person I bought it from had it wired up for testing when I got there. Couldn't believe how quiet it runs. They certainly don't build them like they used to.
After I get it...