printed book represents a rich composite of previous cultural inventions. The total effort embodied in the illustrated book in print offers a striking example of the variety of separate acts of invention that are requisite to bring about a new technological result. The psychic and social consequences of print included an extension of its fissile and uniform character to the gradual homogenization of diverse regions with the resulting amplification of power, energy, and aggression that we associate with new nationalisms. Psychically, the visual extension and amplification of the individual by print had many effects. Perhaps as striking as any other is the one mentioned by Mr. E. M. Forster, who, when discussing some Renaissance types, suggested that “the printing press, then only a century old, had been mistaken for an engine of immortality, and men