The Age of Spiritual Machines : When Computers Exceed Human Intelligence by Ray Kurzweil - 1999

Penguin Publishing Group, 1999. Hardcover. Acceptable. Disclaimer:A readable copy. All pages are intact, and the cover is intact. Pages can include considerable notes-in pen or highlighter-but the notes cannot obscure the text. The dust jacket is missing. At ThriftBooks, our motto is: Read More, Spend Less.Dust jacket quality is not guaranteed.

Penguin Publishing Group, 1999. Hardcover. Acceptable. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

Penguin Publishing Group, 1999. Hardcover. Good. Missing dust jacket; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

Penguin Publishing Group, 1999. Hardcover. Good. Former library book; Missing dust jacket; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

Penguin Publishing Group, 1999. Hardcover. Good. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

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Penguin Publishing Group. Used - Good. Used book that is in clean, average condition without any missing pages.

Penguin Publishing Group. Used - Good. Used book that is in clean, average condition without any missing pages.

Penguin Publishing Group. Used - Good. Former library book; may include library markings. Used book that is in clean, average condition without any missing pages.

Penguin Publishing Group. Used - Very Good. Former library book; may include library markings. Used book that is in excellent condition. May show signs of wear or have minor defects.