Were the buildings at 270 Park Avenue and 100 East 53rd Street both designed by Natalie de Blois?
270 Park Avenue 270 Park Avenue (also known as the JPMorgan Chase Tower and formerly the Union Carbide Building) is a high-rise office building located in Midtown Manhattan, New York City. It was designed by Natalie de Blois for Skidmore, Owings & Merrill.
The Parkshore The Parkshore is a 556 ft (169m) tall skyscraper in Chicago, Illinois. It was completed in 1991 and has 56 floors. Barancik Conte designed the building, which is the 53rd tallest in Chicago.