Cornerspotter is a Curbed Philly feature in which we show you a historical image of the city and you identify it. Impress fellow Curbed readers with your knowledge by leaving guesses in the comments or send them to our tipline: email@example.com.
Here's a very pretty image sent in by a reader. It's the earliest photo we've used thus far—taken in 1870. It's a tough one, so if we don't get any guesses, we'll provide more hints.