Vintage Seattle has an amazing post featuring a high-resolution birds-eye photo of the neighborhood from 1955.
It shows the Providence campus back when it only took up one block and when 17th was still a through street between Jefferson & Cherry:
Go to Vintage Seattle to see the whole thing in its full high res glory. Sadly CDNews HQ is on the eastern edge of the photo where things get too out of focus to pick out details. Can you pick out yours?