X Stands for Unknown
| First published | 1984 |
|---|---|
| Publisher | Doubleday |
| Format | Hardcover |
| Type | Nonfiction |
| Cover art | Kiyoshi Kanai |
| Pages | 218 |
| Price | $13.95 |
| ISBN | 038518915X |
Notes
Publication date from review slip. Stated first edition. Gutter code: O01. Reprints seventeen Science column essays in The Magazine of Fantasy & Science Fiction. Sections: Physics, Chemistry, Astronomy, Mathematics, The Fringe. Date on back flap of dust jacket: 0284.
External Links
| Title | Year | Publisher | Format | Type | Catalog ID | Cover Artist | Pages | |
|---|---|---|---|---|---|---|---|---|
| X Stands for Unknown |
|
1985 | Discus / Avon | Paperback | Nonfiction | 218 |
| Page | Title | Author(s) | Type |
|---|---|---|---|
| 9 | Introduction (X Stands for Unknown) | Isaac Asimov | Essay |
| 15 | Read Out Your Good Book in Verse | Isaac Asimov | Essay |
| 26 | Four Hundred Octaves | Isaac Asimov | Essay |
| 37 | The Three Who Died Too Soon | Isaac Asimov | Essay |
| 48 | X Stands for Unknown | Isaac Asimov | Essay |
| 72 | Bread and Stone | Isaac Asimov | Essay |
| 83 | A Difference of an "E" | Isaac Asimov | Essay |
| 95 | Silicon Life After All | Isaac Asimov | Essay |
| 109 | The Long Ellipse | Isaac Asimov | Essay |
| 120 | Change of Time and States | Isaac Asimov | Essay |
| 132 | Whatzisname's Orbit | Isaac Asimov | Essay |
| 143 | Ready and Waiting | Isaac Asimov | Essay |
| 155 | Dead Center | Isaac Asimov | Essay |
| 166 | Out in the Boondocks | Isaac Asimov | Essay |
| 181 | To Ungild Refined Gold | Isaac Asimov | Essay |
| 195 | The Circle of the Earth | Isaac Asimov | Essay |
| 208 | The Armies of the Night | Isaac Asimov | Essay |
| Year | Reviewer | Publication |
|---|---|---|
| 1985 | Edward James | Paperback Inferno, #55 |