On that list , Wright was listed along with many of the USA 's other greatest architects including Eero Saarinen , I.M. Pei , Louis Kahn , Philip Johnson and Ludwig Mies van der Rohe , and he was the only architect who had more than one building on the list .
On that list , Wright was listed along with many of the USA 's other greatest architects including Eero Saarinen , I. M. Pei , Louis Kahn , Philip Johnson and Ludwig Mies van der Rohe . He was the only architect who had more than one building on the list .