Before his death three years ago, Eero Saarinen traveled a long way to ward an architecture far beyond the glass-and-steel purism that seemed the ultimate in construction a decade ago. His Yale colleges are mounds of masonry; his Dulles airport terminal is canopied concrete; his CBS building a granite monument in great triangular piers. His headquarters (see opposite page) for Deere & Co., makers of farm machinery, returns to glass and steel-used in an utterly original way.
Pavilion in a Ravine. At first, Saari nen had proposed a concrete building, but the coolness of Deere executives led him back to...