I just went to the bank, and I passed by the foursquare on the end of the block from my house. The new owners are doing repairs/renovations (nothing too drastic that I noticed), but I did happen to see an awesome looking antique toilet lying in a pile in the yard next to their shed. This is the kind of toilet with the separate tank at the back, and I believe the tank is made of wood or copper. From the road, I could see that it still had a seat, the tank, and the connecting pipe, and it didn't look broken, so I might just go poking around and ask them if they're tossing it.
The toilet in question looks similar to this one: