[IMGCAP(1)] These window washers have a prime view into offices northwest of the Capitol. If they work their way over to the left and down a few floors, they might even come face to face with the man looking out. Can you place this building? Check back next time for the answer. [IMGCAP(2)] The painter shown in last week’s photo also had a nice view, but it was into a Capitol Hill institution east of the mystery office building. Last week’s worker was touching up the windows outside the National Postal Museum.