We may think we know all there is about the most famous display of architecture to be mounted in the the U.S., the Museum of Modern Art’s landmark show, Modern Architecture: International Exhibition, curated by Henry-Russell Hitchcock and Philip Johnson in 1932. But there’s always more to dig up about this ultra-influential event and the fertile period from which it emanated, as we find in Partners in Design: Alfred H. Barr Jr. and Philip Johnson.