Compares what writers over the centuries have written about an imaginary future with the reality revealed by time.
- ISBN10 0440403529
- ISBN13 9780440403524
- Publish Date 1 January 1991 (first published 1 March 1989)
- Publish Status Active
- Publish Country US
- Imprint Yearling Books
- Format Paperback (US Trade)
- Language English