Nervi, Pier Luigi, Structures, 1956 1st ed., translated by Giuseppina and Mario Salvadori, with a Forward by Mario Savadori, New York: F. W. Dodge Corporation, Publishers. A Very Good hardcover copy, in a scarce very good dust jacket. 118 pp., illustrated throughout with black and white photographs and drawings. One of the great engineers and builders explores the characteristics and potentialities of reinforced concrete; the book discusses Nervi's invention of Ferro-cemento, a reinforced concrete which combines concrete's freedom of form with steel's qualities of strength, and shows examples of where and how he employed this new concept.