Introduction (Casebook of the Black Widowers)
| First published | January 1980 |
|---|---|
| Type | Essay |
| Series | Asimov's Essays: Own Work |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1980 |
|
Casebook of the Black Widowers | Doubleday | Collection | ix |
| March 1981 |
|
Casebook of the Black Widowers | Fawcett Crest | Collection | 9 |
| December 1983 |
|
Casebook of the Black Widowers | Fawcett Crest / Ballantine | Collection | 9 |
| April 1984 |
|
Casebook of the Black Widowers | Fawcett Crest / Ballantine | Collection | 9 |
| October 1985 |
|
Casebook of the Black Widowers | Fawcett Crest / Ballantine | Collection | 9 |
| December 1990 |
|
Casse-tête au Club des Veufs Noirs | 10/18 | Collection | 7 |
| June 1995 |
|
Casse-tête au Club des Veufs Noirs | 10/18 | Collection | 7 |