Table of contents : Contributors vii Preface ix Part 1: The Creation of Memex Vannevar Bush and the Differential Analyzer: The Text and Context of an Early Computer 3 Larry Owens A Machine for the Mind: Vannevar Bush's Memex 39 Janes M. Nyce and Paul Kahn The Inscrutable 'Thirties 67 Vannevar Bush Memorandum Regarding Memex 81 Vannevar Bush As We May Think 85 Vannevar Bush Part 2: The Extension of Memex The Idea of a Machine: The Later Memex Essays 113 Paul Kahn and James M. Nyce A Practical View of Memex: The Career of the Rapid Selector 145 Colin Burke Memex II 165 Vannevar Bush Science Pauses 185 Vannevar Bush Memex Revisited 197 Vannevar Bush From "Of Inventions and Inventors" 217 Vannevar Bush Part 3: The Legacy of Memex Letter to Vannevar Bush and Program On Human Effectiveness 235 Douglas C. Engelbart As We Will Think 245 Theodor H. Nelson Memex as an Image of Potentiality Revisited 261 Linda C. Smith Hypertext-Does It Reduce Cholesterol, Too? 287 Norman Meyrowitz Memex: Getting Back on the Trail 319 Tim Oren Aristotle's Library: Memex as Vision and Hypertext as Reality 339 Gregory Crane From Trailblazing to Guided Tours: The Legacy of Vannevar Bush's Vision of Hypertext Use 353 Randall H. Trigg