Historian Keith Lockhart has a nearly endless supply of photos, postcards and photo-based illustrations from yesteryear in Delaware County, and he’s trying to catalog them, and that’s where you come in.

This week’s photo is somewhere in Broadway Avenue in Clifton Heights. Any idea what block, the house numbers and the cross streets?

Think you know something? Keith’s email is keith106@rcn.com. Check out more from Keith at delawarecountyhistory.com .

Here’s what you had to say about last week’s very challenging photo from Radnor Township :

“ This is a photo of the old Radnor Fire House . In your History Mystery photo the fire house is in the forefront on the right where the two carriages are. Note the round window and siding, which can be seen in your photo as well as the RHS link.

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