The 1959 study that simultaneously established sculpture as a major art form in the 20th century, and established Michel Seuphor as a pioneer in art criticism, with 411 illustrations and 438 biographies of sculptors.

Reference monograph, with introductions by Herbert Read and Leslie Martin, six texts by Naum Gabo, an interview, numerous documents on the history of constructivism including the 1920 Realistic Manifesto reprint, and stereoscopic reproductions, with a pair of special glasses included in the book.