Complex sentence: A four-story tower was added in 1929 on the northeast corner of the building, with a pyramid roof crowned with a bronze statue that originally topped the former Montgomery Ward Building on Michigan Avenue.
Split into simpler sentences: A four-story tower was added in 1929 on the northeast corner of the building, with a pyramid roof. Crowning the roof of the Administration Building is a bronze statue that was originally placed on top of the old Montgomery Ward Building on Michigan Avenue.